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Finding the Third Proportional to 917,001 and 2,020,626

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Solution

The third proportional to 917,001 and 2,020,626 is: 4,452,480.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,001 : 2,020,626 = 2,020,626 : x
  2. Step 2: Convert to fraction form
    917,001/2,020,626 = 2,020,626/x
  3. Step 3: Cross multiply
    917,001x = 2,020,626 × 2,020,626
  4. Step 4: Simplify right side
    917,001x = 4,082,929,431,876
  5. Step 5: Solve for x
    x = 4,082,929,431,876/917,001
  6. Step 6: Final answer
    x = 4,452,480.89

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.