Home / 1,332,414.90-1,997,310.15-658,600.20

Finding the Fourth Proportional to 1,332,414.90, 1,997,310.15 and 658,600.20

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Solution

The fourth proportional to 1,332,414.90, 1,997,310.15 and 658,600.20 is: 987,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,414.90 : 1,997,310.15 = 658,600.20 : x
  2. Step 2: Convert to fraction form
    1,332,414.90/1,997,310.15 = 658,600.20/x
  3. Step 3: Cross multiply
    1,332,414.90x = 1,997,310.15 × 658,600.20
  4. Step 4: Simplify right side
    1,332,414.90x = 1,315,428,864,252.03
  5. Step 5: Solve for x
    x = 1,315,428,864,252.03/1,332,414.90
  6. Step 6: Final answer
    x = 987,251.69

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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.