Home / 2,729,177.20-4,090,444.98-1,930,688.92

Finding the Fourth Proportional to 2,729,177.20, 4,090,444.98 and 1,930,688.92

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Solution

The fourth proportional to 2,729,177.20, 4,090,444.98 and 1,930,688.92 is: 2,893,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,177.20 : 4,090,444.98 = 1,930,688.92 : x
  2. Step 2: Convert to fraction form
    2,729,177.20/4,090,444.98 = 1,930,688.92/x
  3. Step 3: Cross multiply
    2,729,177.20x = 4,090,444.98 × 1,930,688.92
  4. Step 4: Simplify right side
    2,729,177.20x = 7,897,376,800,755.62
  5. Step 5: Solve for x
    x = 7,897,376,800,755.62/2,729,177.20
  6. Step 6: Final answer
    x = 2,893,684.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.