Home / 2,748,837.30-4,123,255.95-1,489,125.30

Finding the Fourth Proportional to 2,748,837.30, 4,123,255.95 and 1,489,125.30

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Solution

The fourth proportional to 2,748,837.30, 4,123,255.95 and 1,489,125.30 is: 2,233,687.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748,837.30 : 4,123,255.95 = 1,489,125.30 : x
  2. Step 2: Convert to fraction form
    2,748,837.30/4,123,255.95 = 1,489,125.30/x
  3. Step 3: Cross multiply
    2,748,837.30x = 4,123,255.95 × 1,489,125.30
  4. Step 4: Simplify right side
    2,748,837.30x = 6,140,044,753,520.54
  5. Step 5: Solve for x
    x = 6,140,044,753,520.54/2,748,837.30
  6. Step 6: Final answer
    x = 2,233,687.95

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Similar ratio
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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.