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Finding the Third Proportional to 703,200 and 1,515,912

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Solution

The third proportional to 703,200 and 1,515,912 is: 3,267,902.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,200 : 1,515,912 = 1,515,912 : x
  2. Step 2: Convert to fraction form
    703,200/1,515,912 = 1,515,912/x
  3. Step 3: Cross multiply
    703,200x = 1,515,912 × 1,515,912
  4. Step 4: Simplify right side
    703,200x = 2,297,989,191,744
  5. Step 5: Solve for x
    x = 2,297,989,191,744/703,200
  6. Step 6: Final answer
    x = 3,267,902.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.