Home / 3,747,976.20-5,171,731.91-2,198,672.60

Finding the Fourth Proportional to 3,747,976.20, 5,171,731.91 and 2,198,672.60

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Solution

The fourth proportional to 3,747,976.20, 5,171,731.91 and 2,198,672.60 is: 3,033,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,976.20 : 5,171,731.91 = 2,198,672.60 : x
  2. Step 2: Convert to fraction form
    3,747,976.20/5,171,731.91 = 2,198,672.60/x
  3. Step 3: Cross multiply
    3,747,976.20x = 5,171,731.91 × 2,198,672.60
  4. Step 4: Simplify right side
    3,747,976.20x = 11,370,945,253,503.72
  5. Step 5: Solve for x
    x = 11,370,945,253,503.72/3,747,976.20
  6. Step 6: Final answer
    x = 3,033,889.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.