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Finding the Third Proportional to 891,650 and 1,368,579

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Solution

The third proportional to 891,650 and 1,368,579 is: 2,100,609.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,650 : 1,368,579 = 1,368,579 : x
  2. Step 2: Convert to fraction form
    891,650/1,368,579 = 1,368,579/x
  3. Step 3: Cross multiply
    891,650x = 1,368,579 × 1,368,579
  4. Step 4: Simplify right side
    891,650x = 1,873,008,479,241
  5. Step 5: Solve for x
    x = 1,873,008,479,241/891,650
  6. Step 6: Final answer
    x = 2,100,609.52

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.