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Finding the Third Proportional to 626,070 and 935,416

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Solution

The third proportional to 626,070 and 935,416 is: 1,397,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,070 : 935,416 = 935,416 : x
  2. Step 2: Convert to fraction form
    626,070/935,416 = 935,416/x
  3. Step 3: Cross multiply
    626,070x = 935,416 × 935,416
  4. Step 4: Simplify right side
    626,070x = 875,003,093,056
  5. Step 5: Solve for x
    x = 875,003,093,056/626,070
  6. Step 6: Final answer
    x = 1,397,612.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.