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Finding the Third Proportional to 2,607,876 and 3,989,317.50

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Solution

The third proportional to 2,607,876 and 3,989,317.50 is: 6,102,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,876 : 3,989,317.50 = 3,989,317.50 : x
  2. Step 2: Convert to fraction form
    2,607,876/3,989,317.50 = 3,989,317.50/x
  3. Step 3: Cross multiply
    2,607,876x = 3,989,317.50 × 3,989,317.50
  4. Step 4: Simplify right side
    2,607,876x = 15,914,654,115,806.25
  5. Step 5: Solve for x
    x = 15,914,654,115,806.25/2,607,876
  6. Step 6: Final answer
    x = 6,102,534.83

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.