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Finding the Third Proportional to 1,267,808.50 and 2,819,081

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Solution

The third proportional to 1,267,808.50 and 2,819,081 is: 6,268,468.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,808.50 : 2,819,081 = 2,819,081 : x
  2. Step 2: Convert to fraction form
    1,267,808.50/2,819,081 = 2,819,081/x
  3. Step 3: Cross multiply
    1,267,808.50x = 2,819,081 × 2,819,081
  4. Step 4: Simplify right side
    1,267,808.50x = 7,947,217,684,561
  5. Step 5: Solve for x
    x = 7,947,217,684,561/1,267,808.50
  6. Step 6: Final answer
    x = 6,268,468.53

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.