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Finding the Third Proportional to 672,531.75 and 1,451,307.38

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Solution

The third proportional to 672,531.75 and 1,451,307.38 is: 3,131,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,531.75 : 1,451,307.38 = 1,451,307.38 : x
  2. Step 2: Convert to fraction form
    672,531.75/1,451,307.38 = 1,451,307.38/x
  3. Step 3: Cross multiply
    672,531.75x = 1,451,307.38 × 1,451,307.38
  4. Step 4: Simplify right side
    672,531.75x = 2,106,293,096,729.39
  5. Step 5: Solve for x
    x = 2,106,293,096,729.39/672,531.75
  6. Step 6: Final answer
    x = 3,131,886.48

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.