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Finding the Third Proportional to 3,892,388 and 6,198,342

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Solution

The third proportional to 3,892,388 and 6,198,342 is: 9,870,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,388 : 6,198,342 = 6,198,342 : x
  2. Step 2: Convert to fraction form
    3,892,388/6,198,342 = 6,198,342/x
  3. Step 3: Cross multiply
    3,892,388x = 6,198,342 × 6,198,342
  4. Step 4: Simplify right side
    3,892,388x = 38,419,443,548,964
  5. Step 5: Solve for x
    x = 38,419,443,548,964/3,892,388
  6. Step 6: Final answer
    x = 9,870,404.38

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.