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Finding the Third Proportional to 1,247,242 and 2,694,069

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Solution

The third proportional to 1,247,242 and 2,694,069 is: 5,819,245.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,242 : 2,694,069 = 2,694,069 : x
  2. Step 2: Convert to fraction form
    1,247,242/2,694,069 = 2,694,069/x
  3. Step 3: Cross multiply
    1,247,242x = 2,694,069 × 2,694,069
  4. Step 4: Simplify right side
    1,247,242x = 7,258,007,776,761
  5. Step 5: Solve for x
    x = 7,258,007,776,761/1,247,242
  6. Step 6: Final answer
    x = 5,819,245.81

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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.