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Finding the Third Proportional to 807,751 and 1,267,228

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Solution

The third proportional to 807,751 and 1,267,228 is: 1,988,071.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,751 : 1,267,228 = 1,267,228 : x
  2. Step 2: Convert to fraction form
    807,751/1,267,228 = 1,267,228/x
  3. Step 3: Cross multiply
    807,751x = 1,267,228 × 1,267,228
  4. Step 4: Simplify right side
    807,751x = 1,605,866,803,984
  5. Step 5: Solve for x
    x = 1,605,866,803,984/807,751
  6. Step 6: Final answer
    x = 1,988,071.58

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.