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Finding the Third Proportional to 681,354 and 1,433,331

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Solution

The third proportional to 681,354 and 1,433,331 is: 3,015,228.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,354 : 1,433,331 = 1,433,331 : x
  2. Step 2: Convert to fraction form
    681,354/1,433,331 = 1,433,331/x
  3. Step 3: Cross multiply
    681,354x = 1,433,331 × 1,433,331
  4. Step 4: Simplify right side
    681,354x = 2,054,437,755,561
  5. Step 5: Solve for x
    x = 2,054,437,755,561/681,354
  6. Step 6: Final answer
    x = 3,015,228.14

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.