Home / 5,456,691.33-8,185,877.76-1,861,620.24

Finding the Fourth Proportional to 5,456,691.33, 8,185,877.76 and 1,861,620.24

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Solution

The fourth proportional to 5,456,691.33, 8,185,877.76 and 1,861,620.24 is: 2,792,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456,691.33 : 8,185,877.76 = 1,861,620.24 : x
  2. Step 2: Convert to fraction form
    5,456,691.33/8,185,877.76 = 1,861,620.24/x
  3. Step 3: Cross multiply
    5,456,691.33x = 8,185,877.76 × 1,861,620.24
  4. Step 4: Simplify right side
    5,456,691.33x = 15,238,995,720,181.86
  5. Step 5: Solve for x
    x = 15,238,995,720,181.86/5,456,691.33
  6. Step 6: Final answer
    x = 2,792,717.20

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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.