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Finding the Third Proportional to 719,717 and 1,550,151

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Solution

The third proportional to 719,717 and 1,550,151 is: 3,338,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,717 : 1,550,151 = 1,550,151 : x
  2. Step 2: Convert to fraction form
    719,717/1,550,151 = 1,550,151/x
  3. Step 3: Cross multiply
    719,717x = 1,550,151 × 1,550,151
  4. Step 4: Simplify right side
    719,717x = 2,402,968,122,801
  5. Step 5: Solve for x
    x = 2,402,968,122,801/719,717
  6. Step 6: Final answer
    x = 3,338,768.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.