Home / 3,179,396.16-4,387,583.52-1,729,103.04

Finding the Fourth Proportional to 3,179,396.16, 4,387,583.52 and 1,729,103.04

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Solution

The fourth proportional to 3,179,396.16, 4,387,583.52 and 1,729,103.04 is: 2,386,171.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,396.16 : 4,387,583.52 = 1,729,103.04 : x
  2. Step 2: Convert to fraction form
    3,179,396.16/4,387,583.52 = 1,729,103.04/x
  3. Step 3: Cross multiply
    3,179,396.16x = 4,387,583.52 × 1,729,103.04
  4. Step 4: Simplify right side
    3,179,396.16x = 7,586,584,002,685.90
  5. Step 5: Solve for x
    x = 7,586,584,002,685.90/3,179,396.16
  6. Step 6: Final answer
    x = 2,386,171.34

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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.