Home / 3,451,791.69-5,177,687.36-3,279,188.69

Finding the Fourth Proportional to 3,451,791.69, 5,177,687.36 and 3,279,188.69

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Solution

The fourth proportional to 3,451,791.69, 5,177,687.36 and 3,279,188.69 is: 4,918,782.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,791.69 : 5,177,687.36 = 3,279,188.69 : x
  2. Step 2: Convert to fraction form
    3,451,791.69/5,177,687.36 = 3,279,188.69/x
  3. Step 3: Cross multiply
    3,451,791.69x = 5,177,687.36 × 3,279,188.69
  4. Step 4: Simplify right side
    3,451,791.69x = 16,978,613,831,267.96
  5. Step 5: Solve for x
    x = 16,978,613,831,267.96/3,451,791.69
  6. Step 6: Final answer
    x = 4,918,782.87

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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.