Home / 1,349,044.91-1,861,678.06-737,201.43

Finding the Fourth Proportional to 1,349,044.91, 1,861,678.06 and 737,201.43

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Solution

The fourth proportional to 1,349,044.91, 1,861,678.06 and 737,201.43 is: 1,017,335.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,044.91 : 1,861,678.06 = 737,201.43 : x
  2. Step 2: Convert to fraction form
    1,349,044.91/1,861,678.06 = 737,201.43/x
  3. Step 3: Cross multiply
    1,349,044.91x = 1,861,678.06 × 737,201.43
  4. Step 4: Simplify right side
    1,349,044.91x = 1,372,431,726,188.62
  5. Step 5: Solve for x
    x = 1,372,431,726,188.62/1,349,044.91
  6. Step 6: Final answer
    x = 1,017,335.83

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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.