Home / 2,132,743.38-2,943,179.19-1,165,874.10

Finding the Fourth Proportional to 2,132,743.38, 2,943,179.19 and 1,165,874.10

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Solution

The fourth proportional to 2,132,743.38, 2,943,179.19 and 1,165,874.10 is: 1,608,902.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,743.38 : 2,943,179.19 = 1,165,874.10 : x
  2. Step 2: Convert to fraction form
    2,132,743.38/2,943,179.19 = 1,165,874.10/x
  3. Step 3: Cross multiply
    2,132,743.38x = 2,943,179.19 × 1,165,874.10
  4. Step 4: Simplify right side
    2,132,743.38x = 3,431,376,389,279.98
  5. Step 5: Solve for x
    x = 3,431,376,389,279.98/2,132,743.38
  6. Step 6: Final answer
    x = 1,608,902.61

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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.