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Finding the Third Proportional to 1,210,755 and 2,631,462

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Solution

The third proportional to 1,210,755 and 2,631,462 is: 5,719,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,755 : 2,631,462 = 2,631,462 : x
  2. Step 2: Convert to fraction form
    1,210,755/2,631,462 = 2,631,462/x
  3. Step 3: Cross multiply
    1,210,755x = 2,631,462 × 2,631,462
  4. Step 4: Simplify right side
    1,210,755x = 6,924,592,257,444
  5. Step 5: Solve for x
    x = 6,924,592,257,444/1,210,755
  6. Step 6: Final answer
    x = 5,719,234.91

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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.