Home / 5,204,866.60-7,801,079.10-2,679,221.80

Finding the Fourth Proportional to 5,204,866.60, 7,801,079.10 and 2,679,221.80

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Solution

The fourth proportional to 5,204,866.60, 7,801,079.10 and 2,679,221.80 is: 4,015,630.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204,866.60 : 7,801,079.10 = 2,679,221.80 : x
  2. Step 2: Convert to fraction form
    5,204,866.60/7,801,079.10 = 2,679,221.80/x
  3. Step 3: Cross multiply
    5,204,866.60x = 7,801,079.10 × 2,679,221.80
  4. Step 4: Simplify right side
    5,204,866.60x = 20,900,821,188,244.38
  5. Step 5: Solve for x
    x = 20,900,821,188,244.38/5,204,866.60
  6. Step 6: Final answer
    x = 4,015,630.52

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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.