Home / 2,331,874.80-3,497,812.20-815,053.61

Finding the Fourth Proportional to 2,331,874.80, 3,497,812.20 and 815,053.61

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Solution

The fourth proportional to 2,331,874.80, 3,497,812.20 and 815,053.61 is: 1,222,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,874.80 : 3,497,812.20 = 815,053.61 : x
  2. Step 2: Convert to fraction form
    2,331,874.80/3,497,812.20 = 815,053.61/x
  3. Step 3: Cross multiply
    2,331,874.80x = 3,497,812.20 × 815,053.61
  4. Step 4: Simplify right side
    2,331,874.80x = 2,850,904,469,456.57
  5. Step 5: Solve for x
    x = 2,850,904,469,456.57/2,331,874.80
  6. Step 6: Final answer
    x = 1,222,580.42

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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.