Home / 3,171,439.08-4,376,617.92-1,721,147.04

Finding the Fourth Proportional to 3,171,439.08, 4,376,617.92 and 1,721,147.04

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Solution

The fourth proportional to 3,171,439.08, 4,376,617.92 and 1,721,147.04 is: 2,375,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,439.08 : 4,376,617.92 = 1,721,147.04 : x
  2. Step 2: Convert to fraction form
    3,171,439.08/4,376,617.92 = 1,721,147.04/x
  3. Step 3: Cross multiply
    3,171,439.08x = 4,376,617.92 × 1,721,147.04
  4. Step 4: Simplify right side
    3,171,439.08x = 7,532,802,978,218.96
  5. Step 5: Solve for x
    x = 7,532,802,978,218.96/3,171,439.08
  6. Step 6: Final answer
    x = 2,375,200.28

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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.