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Finding the Third Proportional to 649,994 and 1,449,355

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Solution

The third proportional to 649,994 and 1,449,355 is: 3,231,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,994 : 1,449,355 = 1,449,355 : x
  2. Step 2: Convert to fraction form
    649,994/1,449,355 = 1,449,355/x
  3. Step 3: Cross multiply
    649,994x = 1,449,355 × 1,449,355
  4. Step 4: Simplify right side
    649,994x = 2,100,629,916,025
  5. Step 5: Solve for x
    x = 2,100,629,916,025/649,994
  6. Step 6: Final answer
    x = 3,231,768.16

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.