Home / 4,120,102.44-5,687,609.94-2,652,129.72

Finding the Fourth Proportional to 4,120,102.44, 5,687,609.94 and 2,652,129.72

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Solution

The fourth proportional to 4,120,102.44, 5,687,609.94 and 2,652,129.72 is: 3,661,141.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,102.44 : 5,687,609.94 = 2,652,129.72 : x
  2. Step 2: Convert to fraction form
    4,120,102.44/5,687,609.94 = 2,652,129.72/x
  3. Step 3: Cross multiply
    4,120,102.44x = 5,687,609.94 × 2,652,129.72
  4. Step 4: Simplify right side
    4,120,102.44x = 15,084,279,357,641.42
  5. Step 5: Solve for x
    x = 15,084,279,357,641.42/4,120,102.44
  6. Step 6: Final answer
    x = 3,661,141.82

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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.