Home / 1,102,502.40-1,653,364.80-392,553.60

Finding the Fourth Proportional to 1,102,502.40, 1,653,364.80 and 392,553.60

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Solution

The fourth proportional to 1,102,502.40, 1,653,364.80 and 392,553.60 is: 588,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,502.40 : 1,653,364.80 = 392,553.60 : x
  2. Step 2: Convert to fraction form
    1,102,502.40/1,653,364.80 = 392,553.60/x
  3. Step 3: Cross multiply
    1,102,502.40x = 1,653,364.80 × 392,553.60
  4. Step 4: Simplify right side
    1,102,502.40x = 649,034,304,353.28
  5. Step 5: Solve for x
    x = 649,034,304,353.28/1,102,502.40
  6. Step 6: Final answer
    x = 588,691.97

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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.