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Finding the Third Proportional to 621,022 and 1,264,881

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Solution

The third proportional to 621,022 and 1,264,881 is: 2,576,275.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,022 : 1,264,881 = 1,264,881 : x
  2. Step 2: Convert to fraction form
    621,022/1,264,881 = 1,264,881/x
  3. Step 3: Cross multiply
    621,022x = 1,264,881 × 1,264,881
  4. Step 4: Simplify right side
    621,022x = 1,599,923,944,161
  5. Step 5: Solve for x
    x = 1,599,923,944,161/621,022
  6. Step 6: Final answer
    x = 2,576,275.79

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.