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Finding the Third Proportional to 552,442 and 1,210,283

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Solution

The third proportional to 552,442 and 1,210,283 is: 2,651,472.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,442 : 1,210,283 = 1,210,283 : x
  2. Step 2: Convert to fraction form
    552,442/1,210,283 = 1,210,283/x
  3. Step 3: Cross multiply
    552,442x = 1,210,283 × 1,210,283
  4. Step 4: Simplify right side
    552,442x = 1,464,784,940,089
  5. Step 5: Solve for x
    x = 1,464,784,940,089/552,442
  6. Step 6: Final answer
    x = 2,651,472.81

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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.