Home / 3,923,115.44-5,414,352.89-2,291,930.55

Finding the Fourth Proportional to 3,923,115.44, 5,414,352.89 and 2,291,930.55

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Solution

The fourth proportional to 3,923,115.44, 5,414,352.89 and 2,291,930.55 is: 3,163,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923,115.44 : 5,414,352.89 = 2,291,930.55 : x
  2. Step 2: Convert to fraction form
    3,923,115.44/5,414,352.89 = 2,291,930.55/x
  3. Step 3: Cross multiply
    3,923,115.44x = 5,414,352.89 × 2,291,930.55
  4. Step 4: Simplify right side
    3,923,115.44x = 12,409,320,785,612.13
  5. Step 5: Solve for x
    x = 12,409,320,785,612.13/3,923,115.44
  6. Step 6: Final answer
    x = 3,163,129.15

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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.