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Finding the Third Proportional to 1,818,459 and 2,727,689

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Solution

The third proportional to 1,818,459 and 2,727,689 is: 4,091,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,459 : 2,727,689 = 2,727,689 : x
  2. Step 2: Convert to fraction form
    1,818,459/2,727,689 = 2,727,689/x
  3. Step 3: Cross multiply
    1,818,459x = 2,727,689 × 2,727,689
  4. Step 4: Simplify right side
    1,818,459x = 7,440,287,280,721
  5. Step 5: Solve for x
    x = 7,440,287,280,721/1,818,459
  6. Step 6: Final answer
    x = 4,091,534.25

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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.