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Finding the Third Proportional to 831,708 and 1,253,475

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Solution

The third proportional to 831,708 and 1,253,475 is: 1,889,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,708 : 1,253,475 = 1,253,475 : x
  2. Step 2: Convert to fraction form
    831,708/1,253,475 = 1,253,475/x
  3. Step 3: Cross multiply
    831,708x = 1,253,475 × 1,253,475
  4. Step 4: Simplify right side
    831,708x = 1,571,199,575,625
  5. Step 5: Solve for x
    x = 1,571,199,575,625/831,708
  6. Step 6: Final answer
    x = 1,889,124.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.