Home / 5,306,489.68-7,961,296.20-1,712,189.20

Finding the Fourth Proportional to 5,306,489.68, 7,961,296.20 and 1,712,189.20

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Solution

The fourth proportional to 5,306,489.68, 7,961,296.20 and 1,712,189.20 is: 2,568,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,489.68 : 7,961,296.20 = 1,712,189.20 : x
  2. Step 2: Convert to fraction form
    5,306,489.68/7,961,296.20 = 1,712,189.20/x
  3. Step 3: Cross multiply
    5,306,489.68x = 7,961,296.20 × 1,712,189.20
  4. Step 4: Simplify right side
    5,306,489.68x = 13,631,245,323,273.61
  5. Step 5: Solve for x
    x = 13,631,245,323,273.61/5,306,489.68
  6. Step 6: Final answer
    x = 2,568,787.68

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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.