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Finding the Third Proportional to 3,159,108 and 4,620,177

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Solution

The third proportional to 3,159,108 and 4,620,177 is: 6,756,981.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,108 : 4,620,177 = 4,620,177 : x
  2. Step 2: Convert to fraction form
    3,159,108/4,620,177 = 4,620,177/x
  3. Step 3: Cross multiply
    3,159,108x = 4,620,177 × 4,620,177
  4. Step 4: Simplify right side
    3,159,108x = 21,346,035,511,329
  5. Step 5: Solve for x
    x = 21,346,035,511,329/3,159,108
  6. Step 6: Final answer
    x = 6,756,981.88

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.