Home / 1,489,394.74-2,234,165.92-424,593.64

Finding the Fourth Proportional to 1,489,394.74, 2,234,165.92 and 424,593.64

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Solution

The fourth proportional to 1,489,394.74, 2,234,165.92 and 424,593.64 is: 636,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,394.74 : 2,234,165.92 = 424,593.64 : x
  2. Step 2: Convert to fraction form
    1,489,394.74/2,234,165.92 = 424,593.64/x
  3. Step 3: Cross multiply
    1,489,394.74x = 2,234,165.92 × 424,593.64
  4. Step 4: Simplify right side
    1,489,394.74x = 948,612,640,336.75
  5. Step 5: Solve for x
    x = 948,612,640,336.75/1,489,394.74
  6. Step 6: Final answer
    x = 636,911.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.