Home / 3,728,766.72-5,146,092.90-2,279,310.60

Finding the Fourth Proportional to 3,728,766.72, 5,146,092.90 and 2,279,310.60

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Solution

The fourth proportional to 3,728,766.72, 5,146,092.90 and 2,279,310.60 is: 3,145,689.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,766.72 : 5,146,092.90 = 2,279,310.60 : x
  2. Step 2: Convert to fraction form
    3,728,766.72/5,146,092.90 = 2,279,310.60/x
  3. Step 3: Cross multiply
    3,728,766.72x = 5,146,092.90 × 2,279,310.60
  4. Step 4: Simplify right side
    3,728,766.72x = 11,729,544,095,554.74
  5. Step 5: Solve for x
    x = 11,729,544,095,554.74/3,728,766.72
  6. Step 6: Final answer
    x = 3,145,689.98

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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.