Home / 5,248,489.30-7,876,233.15-2,407,138.90

Finding the Fourth Proportional to 5,248,489.30, 7,876,233.15 and 2,407,138.90

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Solution

The fourth proportional to 5,248,489.30, 7,876,233.15 and 2,407,138.90 is: 3,612,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248,489.30 : 7,876,233.15 = 2,407,138.90 : x
  2. Step 2: Convert to fraction form
    5,248,489.30/7,876,233.15 = 2,407,138.90/x
  3. Step 3: Cross multiply
    5,248,489.30x = 7,876,233.15 × 2,407,138.90
  4. Step 4: Simplify right side
    5,248,489.30x = 18,959,187,200,834.54
  5. Step 5: Solve for x
    x = 18,959,187,200,834.54/5,248,489.30
  6. Step 6: Final answer
    x = 3,612,313.20

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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.