Home / 5,178,229.60-7,766,098.80-2,652,584.80

Finding the Fourth Proportional to 5,178,229.60, 7,766,098.80 and 2,652,584.80

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Solution

The fourth proportional to 5,178,229.60, 7,766,098.80 and 2,652,584.80 is: 3,978,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,229.60 : 7,766,098.80 = 2,652,584.80 : x
  2. Step 2: Convert to fraction form
    5,178,229.60/7,766,098.80 = 2,652,584.80/x
  3. Step 3: Cross multiply
    5,178,229.60x = 7,766,098.80 × 2,652,584.80
  4. Step 4: Simplify right side
    5,178,229.60x = 20,600,235,632,178.24
  5. Step 5: Solve for x
    x = 20,600,235,632,178.24/5,178,229.60
  6. Step 6: Final answer
    x = 3,978,239.13

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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.