Home / 3,451,789.95-5,177,684.78-3,279,186.96

Finding the Fourth Proportional to 3,451,789.95, 5,177,684.78 and 3,279,186.96

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Solution

The fourth proportional to 3,451,789.95, 5,177,684.78 and 3,279,186.96 is: 4,918,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,789.95 : 5,177,684.78 = 3,279,186.96 : x
  2. Step 2: Convert to fraction form
    3,451,789.95/5,177,684.78 = 3,279,186.96/x
  3. Step 3: Cross multiply
    3,451,789.95x = 5,177,684.78 × 3,279,186.96
  4. Step 4: Simplify right side
    3,451,789.95x = 16,978,596,413,566.47
  5. Step 5: Solve for x
    x = 16,978,596,413,566.47/3,451,789.95
  6. Step 6: Final answer
    x = 4,918,780.30

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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.