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Finding the Third Proportional to 1,267,577 and 2,639,995

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Solution

The third proportional to 1,267,577 and 2,639,995 is: 5,498,343.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,577 : 2,639,995 = 2,639,995 : x
  2. Step 2: Convert to fraction form
    1,267,577/2,639,995 = 2,639,995/x
  3. Step 3: Cross multiply
    1,267,577x = 2,639,995 × 2,639,995
  4. Step 4: Simplify right side
    1,267,577x = 6,969,573,600,025
  5. Step 5: Solve for x
    x = 6,969,573,600,025/1,267,577
  6. Step 6: Final answer
    x = 5,498,343.37

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.