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Finding the Third Proportional to 1,018,683 and 1,378,550.25

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Solution

The third proportional to 1,018,683 and 1,378,550.25 is: 1,865,546.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,683 : 1,378,550.25 = 1,378,550.25 : x
  2. Step 2: Convert to fraction form
    1,018,683/1,378,550.25 = 1,378,550.25/x
  3. Step 3: Cross multiply
    1,018,683x = 1,378,550.25 × 1,378,550.25
  4. Step 4: Simplify right side
    1,018,683x = 1,900,400,791,775.06
  5. Step 5: Solve for x
    x = 1,900,400,791,775.06/1,018,683
  6. Step 6: Final answer
    x = 1,865,546.78

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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.