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Finding the Third Proportional to 624,422 and 1,343,632

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Solution

The third proportional to 624,422 and 1,343,632 is: 2,891,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,422 : 1,343,632 = 1,343,632 : x
  2. Step 2: Convert to fraction form
    624,422/1,343,632 = 1,343,632/x
  3. Step 3: Cross multiply
    624,422x = 1,343,632 × 1,343,632
  4. Step 4: Simplify right side
    624,422x = 1,805,346,951,424
  5. Step 5: Solve for x
    x = 1,805,346,951,424/624,422
  6. Step 6: Final answer
    x = 2,891,228.93

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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.