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Finding the Third Proportional to 719,262 and 1,080,738

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Solution

The third proportional to 719,262 and 1,080,738 is: 1,623,879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,262 : 1,080,738 = 1,080,738 : x
  2. Step 2: Convert to fraction form
    719,262/1,080,738 = 1,080,738/x
  3. Step 3: Cross multiply
    719,262x = 1,080,738 × 1,080,738
  4. Step 4: Simplify right side
    719,262x = 1,167,994,624,644
  5. Step 5: Solve for x
    x = 1,167,994,624,644/719,262
  6. Step 6: Final answer
    x = 1,623,879.23

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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.