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Finding the Third Proportional to 749,686 and 1,632,481

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Solution

The third proportional to 749,686 and 1,632,481 is: 3,554,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,686 : 1,632,481 = 1,632,481 : x
  2. Step 2: Convert to fraction form
    749,686/1,632,481 = 1,632,481/x
  3. Step 3: Cross multiply
    749,686x = 1,632,481 × 1,632,481
  4. Step 4: Simplify right side
    749,686x = 2,664,994,215,361
  5. Step 5: Solve for x
    x = 2,664,994,215,361/749,686
  6. Step 6: Final answer
    x = 3,554,813.90

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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.