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Finding the Third Proportional to 1,425,449.25 and 3,101,859

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Solution

The third proportional to 1,425,449.25 and 3,101,859 is: 6,749,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,449.25 : 3,101,859 = 3,101,859 : x
  2. Step 2: Convert to fraction form
    1,425,449.25/3,101,859 = 3,101,859/x
  3. Step 3: Cross multiply
    1,425,449.25x = 3,101,859 × 3,101,859
  4. Step 4: Simplify right side
    1,425,449.25x = 9,621,529,255,881
  5. Step 5: Solve for x
    x = 9,621,529,255,881/1,425,449.25
  6. Step 6: Final answer
    x = 6,749,822.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.