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Finding the Third Proportional to 693,031 and 1,036,725

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Solution

The third proportional to 693,031 and 1,036,725 is: 1,550,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,031 : 1,036,725 = 1,036,725 : x
  2. Step 2: Convert to fraction form
    693,031/1,036,725 = 1,036,725/x
  3. Step 3: Cross multiply
    693,031x = 1,036,725 × 1,036,725
  4. Step 4: Simplify right side
    693,031x = 1,074,798,725,625
  5. Step 5: Solve for x
    x = 1,074,798,725,625/693,031
  6. Step 6: Final answer
    x = 1,550,866.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.