Home / 3,656,920.32-5,488,918.56-1,764,993.60

Finding the Fourth Proportional to 3,656,920.32, 5,488,918.56 and 1,764,993.60

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Solution

The fourth proportional to 3,656,920.32, 5,488,918.56 and 1,764,993.60 is: 2,649,198.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656,920.32 : 5,488,918.56 = 1,764,993.60 : x
  2. Step 2: Convert to fraction form
    3,656,920.32/5,488,918.56 = 1,764,993.60/x
  3. Step 3: Cross multiply
    3,656,920.32x = 5,488,918.56 × 1,764,993.60
  4. Step 4: Simplify right side
    3,656,920.32x = 9,687,906,129,321.22
  5. Step 5: Solve for x
    x = 9,687,906,129,321.22/3,656,920.32
  6. Step 6: Final answer
    x = 2,649,198.04

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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.