Home / 3,743,046.72-5,165,318.16-2,215,179.36

Finding the Fourth Proportional to 3,743,046.72, 5,165,318.16 and 2,215,179.36

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Solution

The fourth proportional to 3,743,046.72, 5,165,318.16 and 2,215,179.36 is: 3,056,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,046.72 : 5,165,318.16 = 2,215,179.36 : x
  2. Step 2: Convert to fraction form
    3,743,046.72/5,165,318.16 = 2,215,179.36/x
  3. Step 3: Cross multiply
    3,743,046.72x = 5,165,318.16 × 2,215,179.36
  4. Step 4: Simplify right side
    3,743,046.72x = 11,442,106,175,865.18
  5. Step 5: Solve for x
    x = 11,442,106,175,865.18/3,743,046.72
  6. Step 6: Final answer
    x = 3,056,896.44

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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.