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Finding the Third Proportional to 1,279,925 and 2,749,795

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Solution

The third proportional to 1,279,925 and 2,749,795 is: 5,907,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,925 : 2,749,795 = 2,749,795 : x
  2. Step 2: Convert to fraction form
    1,279,925/2,749,795 = 2,749,795/x
  3. Step 3: Cross multiply
    1,279,925x = 2,749,795 × 2,749,795
  4. Step 4: Simplify right side
    1,279,925x = 7,561,372,542,025
  5. Step 5: Solve for x
    x = 7,561,372,542,025/1,279,925
  6. Step 6: Final answer
    x = 5,907,668.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.