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Finding the Third Proportional to 807,901 and 1,228,638

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Solution

The third proportional to 807,901 and 1,228,638 is: 1,868,485.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,901 : 1,228,638 = 1,228,638 : x
  2. Step 2: Convert to fraction form
    807,901/1,228,638 = 1,228,638/x
  3. Step 3: Cross multiply
    807,901x = 1,228,638 × 1,228,638
  4. Step 4: Simplify right side
    807,901x = 1,509,551,335,044
  5. Step 5: Solve for x
    x = 1,509,551,335,044/807,901
  6. Step 6: Final answer
    x = 1,868,485.54

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.