Home / 1,069,553.60-1,475,432.16-725,273.12

Finding the Fourth Proportional to 1,069,553.60, 1,475,432.16 and 725,273.12

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Solution

The fourth proportional to 1,069,553.60, 1,475,432.16 and 725,273.12 is: 1,000,502.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,553.60 : 1,475,432.16 = 725,273.12 : x
  2. Step 2: Convert to fraction form
    1,069,553.60/1,475,432.16 = 725,273.12/x
  3. Step 3: Cross multiply
    1,069,553.60x = 1,475,432.16 × 725,273.12
  4. Step 4: Simplify right side
    1,069,553.60x = 1,070,091,286,031.54
  5. Step 5: Solve for x
    x = 1,070,091,286,031.54/1,069,553.60
  6. Step 6: Final answer
    x = 1,000,502.72

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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.