Home / 2,479,711.39-3,422,115.39-1,377,147.85

Finding the Fourth Proportional to 2,479,711.39, 3,422,115.39 and 1,377,147.85

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Solution

The fourth proportional to 2,479,711.39, 3,422,115.39 and 1,377,147.85 is: 1,900,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,711.39 : 3,422,115.39 = 1,377,147.85 : x
  2. Step 2: Convert to fraction form
    2,479,711.39/3,422,115.39 = 1,377,147.85/x
  3. Step 3: Cross multiply
    2,479,711.39x = 3,422,115.39 × 1,377,147.85
  4. Step 4: Simplify right side
    2,479,711.39x = 4,712,758,851,790.41
  5. Step 5: Solve for x
    x = 4,712,758,851,790.41/2,479,711.39
  6. Step 6: Final answer
    x = 1,900,527.16

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Double scale
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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.