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Finding the Third Proportional to 3,612,760 and 5,319,339

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Solution

The third proportional to 3,612,760 and 5,319,339 is: 7,832,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,760 : 5,319,339 = 5,319,339 : x
  2. Step 2: Convert to fraction form
    3,612,760/5,319,339 = 5,319,339/x
  3. Step 3: Cross multiply
    3,612,760x = 5,319,339 × 5,319,339
  4. Step 4: Simplify right side
    3,612,760x = 28,295,367,396,921
  5. Step 5: Solve for x
    x = 28,295,367,396,921/3,612,760
  6. Step 6: Final answer
    x = 7,832,063.96

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.