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Finding the Third Proportional to 1,988,444 and 3,110,625

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Solution

The third proportional to 1,988,444 and 3,110,625 is: 4,866,110.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,444 : 3,110,625 = 3,110,625 : x
  2. Step 2: Convert to fraction form
    1,988,444/3,110,625 = 3,110,625/x
  3. Step 3: Cross multiply
    1,988,444x = 3,110,625 × 3,110,625
  4. Step 4: Simplify right side
    1,988,444x = 9,675,987,890,625
  5. Step 5: Solve for x
    x = 9,675,987,890,625/1,988,444
  6. Step 6: Final answer
    x = 4,866,110.33

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.