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Finding the Third Proportional to 1,254,729 and 2,691,603

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Solution

The third proportional to 1,254,729 and 2,691,603 is: 5,773,937.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,729 : 2,691,603 = 2,691,603 : x
  2. Step 2: Convert to fraction form
    1,254,729/2,691,603 = 2,691,603/x
  3. Step 3: Cross multiply
    1,254,729x = 2,691,603 × 2,691,603
  4. Step 4: Simplify right side
    1,254,729x = 7,244,726,709,609
  5. Step 5: Solve for x
    x = 7,244,726,709,609/1,254,729
  6. Step 6: Final answer
    x = 5,773,937.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.