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Finding the Third Proportional to 819,330 and 1,671,190

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Solution

The third proportional to 819,330 and 1,671,190 is: 3,408,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,330 : 1,671,190 = 1,671,190 : x
  2. Step 2: Convert to fraction form
    819,330/1,671,190 = 1,671,190/x
  3. Step 3: Cross multiply
    819,330x = 1,671,190 × 1,671,190
  4. Step 4: Simplify right side
    819,330x = 2,792,876,016,100
  5. Step 5: Solve for x
    x = 2,792,876,016,100/819,330
  6. Step 6: Final answer
    x = 3,408,731.54

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.