Home / 3,943,660.66-5,442,255.30-2,132,824.66

Finding the Fourth Proportional to 3,943,660.66, 5,442,255.30 and 2,132,824.66

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Solution

The fourth proportional to 3,943,660.66, 5,442,255.30 and 2,132,824.66 is: 2,943,299.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,660.66 : 5,442,255.30 = 2,132,824.66 : x
  2. Step 2: Convert to fraction form
    3,943,660.66/5,442,255.30 = 2,132,824.66/x
  3. Step 3: Cross multiply
    3,943,660.66x = 5,442,255.30 × 2,132,824.66
  4. Step 4: Simplify right side
    3,943,660.66x = 11,607,376,309,855.70
  5. Step 5: Solve for x
    x = 11,607,376,309,855.70/3,943,660.66
  6. Step 6: Final answer
    x = 2,943,299.97

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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.