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Finding the Third Proportional to 552,568 and 1,221,276.25

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Solution

The third proportional to 552,568 and 1,221,276.25 is: 2,699,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,568 : 1,221,276.25 = 1,221,276.25 : x
  2. Step 2: Convert to fraction form
    552,568/1,221,276.25 = 1,221,276.25/x
  3. Step 3: Cross multiply
    552,568x = 1,221,276.25 × 1,221,276.25
  4. Step 4: Simplify right side
    552,568x = 1,491,515,678,814.06
  5. Step 5: Solve for x
    x = 1,491,515,678,814.06/552,568
  6. Step 6: Final answer
    x = 2,699,243.67

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.