Home / 3,897,006.76-5,377,785.19-2,154,609.18

Finding the Fourth Proportional to 3,897,006.76, 5,377,785.19 and 2,154,609.18

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Solution

The fourth proportional to 3,897,006.76, 5,377,785.19 and 2,154,609.18 is: 2,973,314.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,006.76 : 5,377,785.19 = 2,154,609.18 : x
  2. Step 2: Convert to fraction form
    3,897,006.76/5,377,785.19 = 2,154,609.18/x
  3. Step 3: Cross multiply
    3,897,006.76x = 5,377,785.19 × 2,154,609.18
  4. Step 4: Simplify right side
    3,897,006.76x = 11,587,025,345,175.20
  5. Step 5: Solve for x
    x = 11,587,025,345,175.20/3,897,006.76
  6. Step 6: Final answer
    x = 2,973,314.15

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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.