Home / 2,897,761.92-3,998,711.12-1,608,500.82

Finding the Fourth Proportional to 2,897,761.92, 3,998,711.12 and 1,608,500.82

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Solution

The fourth proportional to 2,897,761.92, 3,998,711.12 and 1,608,500.82 is: 2,219,619.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,761.92 : 3,998,711.12 = 1,608,500.82 : x
  2. Step 2: Convert to fraction form
    2,897,761.92/3,998,711.12 = 1,608,500.82/x
  3. Step 3: Cross multiply
    2,897,761.92x = 3,998,711.12 × 1,608,500.82
  4. Step 4: Simplify right side
    2,897,761.92x = 6,431,930,107,420.62
  5. Step 5: Solve for x
    x = 6,431,930,107,420.62/2,897,761.92
  6. Step 6: Final answer
    x = 2,219,619.93

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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.