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Finding the Third Proportional to 1,419,727.50 and 3,078,999

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Solution

The third proportional to 1,419,727.50 and 3,078,999 is: 6,677,503.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,727.50 : 3,078,999 = 3,078,999 : x
  2. Step 2: Convert to fraction form
    1,419,727.50/3,078,999 = 3,078,999/x
  3. Step 3: Cross multiply
    1,419,727.50x = 3,078,999 × 3,078,999
  4. Step 4: Simplify right side
    1,419,727.50x = 9,480,234,842,001
  5. Step 5: Solve for x
    x = 9,480,234,842,001/1,419,727.50
  6. Step 6: Final answer
    x = 6,677,503.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.