Home / 3,851,175.20-5,314,787.82-2,132,295.68

Finding the Fourth Proportional to 3,851,175.20, 5,314,787.82 and 2,132,295.68

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Solution

The fourth proportional to 3,851,175.20, 5,314,787.82 and 2,132,295.68 is: 2,942,659.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,175.20 : 5,314,787.82 = 2,132,295.68 : x
  2. Step 2: Convert to fraction form
    3,851,175.20/5,314,787.82 = 2,132,295.68/x
  3. Step 3: Cross multiply
    3,851,175.20x = 5,314,787.82 × 2,132,295.68
  4. Step 4: Simplify right side
    3,851,175.20x = 11,332,699,108,702.62
  5. Step 5: Solve for x
    x = 11,332,699,108,702.62/3,851,175.20
  6. Step 6: Final answer
    x = 2,942,659.97

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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.