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Finding the Third Proportional to 1,425,534 and 3,102,021

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Solution

The third proportional to 1,425,534 and 3,102,021 is: 6,750,126.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,534 : 3,102,021 = 3,102,021 : x
  2. Step 2: Convert to fraction form
    1,425,534/3,102,021 = 3,102,021/x
  3. Step 3: Cross multiply
    1,425,534x = 3,102,021 × 3,102,021
  4. Step 4: Simplify right side
    1,425,534x = 9,622,534,284,441
  5. Step 5: Solve for x
    x = 9,622,534,284,441/1,425,534
  6. Step 6: Final answer
    x = 6,750,126.12

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.