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Finding the Third Proportional to 717,570 and 1,110,375

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Solution

The third proportional to 717,570 and 1,110,375 is: 1,718,205.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,570 : 1,110,375 = 1,110,375 : x
  2. Step 2: Convert to fraction form
    717,570/1,110,375 = 1,110,375/x
  3. Step 3: Cross multiply
    717,570x = 1,110,375 × 1,110,375
  4. Step 4: Simplify right side
    717,570x = 1,232,932,640,625
  5. Step 5: Solve for x
    x = 1,232,932,640,625/717,570
  6. Step 6: Final answer
    x = 1,718,205.39

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.