Home / 1,349,101.20-1,861,784.10-737,279.88

Finding the Fourth Proportional to 1,349,101.20, 1,861,784.10 and 737,279.88

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Solution

The fourth proportional to 1,349,101.20, 1,861,784.10 and 737,279.88 is: 1,017,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,101.20 : 1,861,784.10 = 737,279.88 : x
  2. Step 2: Convert to fraction form
    1,349,101.20/1,861,784.10 = 737,279.88/x
  3. Step 3: Cross multiply
    1,349,101.20x = 1,861,784.10 × 737,279.88
  4. Step 4: Simplify right side
    1,349,101.20x = 1,372,655,957,833.91
  5. Step 5: Solve for x
    x = 1,372,655,957,833.91/1,349,101.20
  6. Step 6: Final answer
    x = 1,017,459.59

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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.