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Finding the Third Proportional to 552,513 and 1,210,425

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Solution

The third proportional to 552,513 and 1,210,425 is: 2,651,754.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,513 : 1,210,425 = 1,210,425 : x
  2. Step 2: Convert to fraction form
    552,513/1,210,425 = 1,210,425/x
  3. Step 3: Cross multiply
    552,513x = 1,210,425 × 1,210,425
  4. Step 4: Simplify right side
    552,513x = 1,465,128,680,625
  5. Step 5: Solve for x
    x = 1,465,128,680,625/552,513
  6. Step 6: Final answer
    x = 2,651,754.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.