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Finding the Third Proportional to 756,302 and 1,170,921

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Solution

The third proportional to 756,302 and 1,170,921 is: 1,812,841.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,302 : 1,170,921 = 1,170,921 : x
  2. Step 2: Convert to fraction form
    756,302/1,170,921 = 1,170,921/x
  3. Step 3: Cross multiply
    756,302x = 1,170,921 × 1,170,921
  4. Step 4: Simplify right side
    756,302x = 1,371,055,988,241
  5. Step 5: Solve for x
    x = 1,371,055,988,241/756,302
  6. Step 6: Final answer
    x = 1,812,841.94

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Why These Related Problems?

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