Home / 3,414,861.60-5,122,292.40-3,218,906.40

Finding the Fourth Proportional to 3,414,861.60, 5,122,292.40 and 3,218,906.40

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Solution

The fourth proportional to 3,414,861.60, 5,122,292.40 and 3,218,906.40 is: 4,828,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,861.60 : 5,122,292.40 = 3,218,906.40 : x
  2. Step 2: Convert to fraction form
    3,414,861.60/5,122,292.40 = 3,218,906.40/x
  3. Step 3: Cross multiply
    3,414,861.60x = 5,122,292.40 × 3,218,906.40
  4. Step 4: Simplify right side
    3,414,861.60x = 16,488,179,789,031.36
  5. Step 5: Solve for x
    x = 16,488,179,789,031.36/3,414,861.60
  6. Step 6: Final answer
    x = 4,828,359.60

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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.