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Finding the Third Proportional to 1,142,353.13 and 2,431,412.44

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Solution

The third proportional to 1,142,353.13 and 2,431,412.44 is: 5,175,077.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,353.13 : 2,431,412.44 = 2,431,412.44 : x
  2. Step 2: Convert to fraction form
    1,142,353.13/2,431,412.44 = 2,431,412.44/x
  3. Step 3: Cross multiply
    1,142,353.13x = 2,431,412.44 × 2,431,412.44
  4. Step 4: Simplify right side
    1,142,353.13x = 5,911,766,441,229.69
  5. Step 5: Solve for x
    x = 5,911,766,441,229.69/1,142,353.13
  6. Step 6: Final answer
    x = 5,175,077.93

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.