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Finding the Third Proportional to 2,420,934 and 5,242,655

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Solution

The third proportional to 2,420,934 and 5,242,655 is: 11,353,234.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,934 : 5,242,655 = 5,242,655 : x
  2. Step 2: Convert to fraction form
    2,420,934/5,242,655 = 5,242,655/x
  3. Step 3: Cross multiply
    2,420,934x = 5,242,655 × 5,242,655
  4. Step 4: Simplify right side
    2,420,934x = 27,485,431,449,025
  5. Step 5: Solve for x
    x = 27,485,431,449,025/2,420,934
  6. Step 6: Final answer
    x = 11,353,234.52

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.