Home / 3,711,339.38-5,121,565.09-2,162,504.61

Finding the Fourth Proportional to 3,711,339.38, 5,121,565.09 and 2,162,504.61

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Solution

The fourth proportional to 3,711,339.38, 5,121,565.09 and 2,162,504.61 is: 2,984,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,339.38 : 5,121,565.09 = 2,162,504.61 : x
  2. Step 2: Convert to fraction form
    3,711,339.38/5,121,565.09 = 2,162,504.61/x
  3. Step 3: Cross multiply
    3,711,339.38x = 5,121,565.09 × 2,162,504.61
  4. Step 4: Simplify right side
    3,711,339.38x = 11,075,408,123,497.07
  5. Step 5: Solve for x
    x = 11,075,408,123,497.07/3,711,339.38
  6. Step 6: Final answer
    x = 2,984,207.85

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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.