Home / 5,255,229.48-7,252,227.24-2,840,781.48

Finding the Fourth Proportional to 5,255,229.48, 7,252,227.24 and 2,840,781.48

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Solution

The fourth proportional to 5,255,229.48, 7,252,227.24 and 2,840,781.48 is: 3,920,284.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,229.48 : 7,252,227.24 = 2,840,781.48 : x
  2. Step 2: Convert to fraction form
    5,255,229.48/7,252,227.24 = 2,840,781.48/x
  3. Step 3: Cross multiply
    5,255,229.48x = 7,252,227.24 × 2,840,781.48
  4. Step 4: Simplify right side
    5,255,229.48x = 20,601,992,832,143.52
  5. Step 5: Solve for x
    x = 20,601,992,832,143.52/5,255,229.48
  6. Step 6: Final answer
    x = 3,920,284.15

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1.5x scale

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.