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Finding the Third Proportional to 808,322 and 1,268,067

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Solution

The third proportional to 808,322 and 1,268,067 is: 1,989,298.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,322 : 1,268,067 = 1,268,067 : x
  2. Step 2: Convert to fraction form
    808,322/1,268,067 = 1,268,067/x
  3. Step 3: Cross multiply
    808,322x = 1,268,067 × 1,268,067
  4. Step 4: Simplify right side
    808,322x = 1,607,993,916,489
  5. Step 5: Solve for x
    x = 1,607,993,916,489/808,322
  6. Step 6: Final answer
    x = 1,989,298.72

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.