Home / 3,943,713.38-5,442,324.46-2,132,877.38

Finding the Fourth Proportional to 3,943,713.38, 5,442,324.46 and 2,132,877.38

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Solution

The fourth proportional to 3,943,713.38, 5,442,324.46 and 2,132,877.38 is: 2,943,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,713.38 : 5,442,324.46 = 2,132,877.38 : x
  2. Step 2: Convert to fraction form
    3,943,713.38/5,442,324.46 = 2,132,877.38/x
  3. Step 3: Cross multiply
    3,943,713.38x = 5,442,324.46 × 2,132,877.38
  4. Step 4: Simplify right side
    3,943,713.38x = 11,607,810,702,810.90
  5. Step 5: Solve for x
    x = 11,607,810,702,810.90/3,943,713.38
  6. Step 6: Final answer
    x = 2,943,370.78

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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.