Home / 3,865,632.73-5,337,242.28-2,415,979.78

Finding the Fourth Proportional to 3,865,632.73, 5,337,242.28 and 2,415,979.78

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Solution

The fourth proportional to 3,865,632.73, 5,337,242.28 and 2,415,979.78 is: 3,335,720.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,632.73 : 5,337,242.28 = 2,415,979.78 : x
  2. Step 2: Convert to fraction form
    3,865,632.73/5,337,242.28 = 2,415,979.78/x
  3. Step 3: Cross multiply
    3,865,632.73x = 5,337,242.28 × 2,415,979.78
  4. Step 4: Simplify right side
    3,865,632.73x = 12,894,669,416,097.99
  5. Step 5: Solve for x
    x = 12,894,669,416,097.99/3,865,632.73
  6. Step 6: Final answer
    x = 3,335,720.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.