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Finding the Third Proportional to 745,694 and 1,118,622

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Solution

The third proportional to 745,694 and 1,118,622 is: 1,678,054.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,694 : 1,118,622 = 1,118,622 : x
  2. Step 2: Convert to fraction form
    745,694/1,118,622 = 1,118,622/x
  3. Step 3: Cross multiply
    745,694x = 1,118,622 × 1,118,622
  4. Step 4: Simplify right side
    745,694x = 1,251,315,178,884
  5. Step 5: Solve for x
    x = 1,251,315,178,884/745,694
  6. Step 6: Final answer
    x = 1,678,054.51

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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.