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Finding the Third Proportional to 724,488 and 1,126,613

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Solution

The third proportional to 724,488 and 1,126,613 is: 1,751,936.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,488 : 1,126,613 = 1,126,613 : x
  2. Step 2: Convert to fraction form
    724,488/1,126,613 = 1,126,613/x
  3. Step 3: Cross multiply
    724,488x = 1,126,613 × 1,126,613
  4. Step 4: Simplify right side
    724,488x = 1,269,256,851,769
  5. Step 5: Solve for x
    x = 1,269,256,851,769/724,488
  6. Step 6: Final answer
    x = 1,751,936.34

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.