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Finding the Third Proportional to 1,318,086 and 2,109,795.75

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Solution

The third proportional to 1,318,086 and 2,109,795.75 is: 3,377,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,086 : 2,109,795.75 = 2,109,795.75 : x
  2. Step 2: Convert to fraction form
    1,318,086/2,109,795.75 = 2,109,795.75/x
  3. Step 3: Cross multiply
    1,318,086x = 2,109,795.75 × 2,109,795.75
  4. Step 4: Simplify right side
    1,318,086x = 4,451,238,106,718.06
  5. Step 5: Solve for x
    x = 4,451,238,106,718.06/1,318,086
  6. Step 6: Final answer
    x = 3,377,046.80

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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.