Home / 3,856,799.20-5,322,025.20-2,137,773.48

Finding the Fourth Proportional to 3,856,799.20, 5,322,025.20 and 2,137,773.48

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Solution

The fourth proportional to 3,856,799.20, 5,322,025.20 and 2,137,773.48 is: 2,949,929.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,799.20 : 5,322,025.20 = 2,137,773.48 : x
  2. Step 2: Convert to fraction form
    3,856,799.20/5,322,025.20 = 2,137,773.48/x
  3. Step 3: Cross multiply
    3,856,799.20x = 5,322,025.20 × 2,137,773.48
  4. Step 4: Simplify right side
    3,856,799.20x = 11,377,284,332,451.70
  5. Step 5: Solve for x
    x = 11,377,284,332,451.70/3,856,799.20
  6. Step 6: Final answer
    x = 2,949,929.14

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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.