Home / 2,165,644.38-2,988,552.97-1,198,753.86

Finding the Fourth Proportional to 2,165,644.38, 2,988,552.97 and 1,198,753.86

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Solution

The fourth proportional to 2,165,644.38, 2,988,552.97 and 1,198,753.86 is: 1,654,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,644.38 : 2,988,552.97 = 1,198,753.86 : x
  2. Step 2: Convert to fraction form
    2,165,644.38/2,988,552.97 = 1,198,753.86/x
  3. Step 3: Cross multiply
    2,165,644.38x = 2,988,552.97 × 1,198,753.86
  4. Step 4: Simplify right side
    2,165,644.38x = 3,582,539,408,601.97
  5. Step 5: Solve for x
    x = 3,582,539,408,601.97/2,165,644.38
  6. Step 6: Final answer
    x = 1,654,260.25

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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.