Magic Calculator V3

Reviewed by: David Chen, CFA
David Chen is a Certified Financial Analyst with over 10 years of experience in financial planning and analysis, offering expert insights into investment and risk management.

This Magic Calculator v3 allows you to solve for a missing variable given three known values. Simply input your values and hit “Calculate”.

Magic Calculator v3

Magic Calculator v3 Formula

Formula 1: F = P × (1 + V/100)^Q

Formula 2: P = F / (1 + V/100)^Q

Formula 3: V = ((F / P)^(1/Q) – 1) × 100

Formula 4: Q = log(F / P) / log(1 + V/100)

Formula Source: Investopedia

Variables

  • F: The future value of the investment.
  • P: The present value or initial investment.
  • V: The interest rate (as a percentage).
  • Q: The number of periods (years, months, etc.).

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What is Magic Calculator v3?

The Magic Calculator v3 is a tool designed to solve for any missing variable in the formula for compound interest or time value of money calculations, given three known values.

How to Calculate Magic Calculator v3 (Example)

  1. Step 1: Enter any three known values (e.g., F, P, V, Q).
  2. Step 2: Click “Calculate” to solve for the missing variable.
  3. Step 3: Review the results and the step-by-step calculations below.

Frequently Asked Questions (FAQ)

Can I use this for any investment scenario? Yes, this calculator works for compound interest and similar time value of money problems.

What is the most accurate input format? Make sure to enter all values as numbers, and ensure no negative values unless applicable.

How do I calculate interest rates? Input the future and present values to calculate the interest rate.