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Finding the Third Proportional to 910,656 and 1,368,918

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Solution

The third proportional to 910,656 and 1,368,918 is: 2,057,787.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,656 : 1,368,918 = 1,368,918 : x
  2. Step 2: Convert to fraction form
    910,656/1,368,918 = 1,368,918/x
  3. Step 3: Cross multiply
    910,656x = 1,368,918 × 1,368,918
  4. Step 4: Simplify right side
    910,656x = 1,873,936,490,724
  5. Step 5: Solve for x
    x = 1,873,936,490,724/910,656
  6. Step 6: Final answer
    x = 2,057,787.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.