Home / 3,451,793.89-5,177,690.69-3,279,190.90

Finding the Fourth Proportional to 3,451,793.89, 5,177,690.69 and 3,279,190.90

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Solution

The fourth proportional to 3,451,793.89, 5,177,690.69 and 3,279,190.90 is: 4,918,786.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,793.89 : 5,177,690.69 = 3,279,190.90 : x
  2. Step 2: Convert to fraction form
    3,451,793.89/5,177,690.69 = 3,279,190.90/x
  3. Step 3: Cross multiply
    3,451,793.89x = 5,177,690.69 × 3,279,190.90
  4. Step 4: Simplify right side
    3,451,793.89x = 16,978,636,177,266.77
  5. Step 5: Solve for x
    x = 16,978,636,177,266.77/3,451,793.89
  6. Step 6: Final answer
    x = 4,918,786.21

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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.