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Finding the Third Proportional to 725,556 and 1,575,394

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Solution

The third proportional to 725,556 and 1,575,394 is: 3,420,640.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,556 : 1,575,394 = 1,575,394 : x
  2. Step 2: Convert to fraction form
    725,556/1,575,394 = 1,575,394/x
  3. Step 3: Cross multiply
    725,556x = 1,575,394 × 1,575,394
  4. Step 4: Simplify right side
    725,556x = 2,481,866,255,236
  5. Step 5: Solve for x
    x = 2,481,866,255,236/725,556
  6. Step 6: Final answer
    x = 3,420,640.52

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.