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Finding the Third Proportional to 541,090 and 841,107

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Solution

The third proportional to 541,090 and 841,107 is: 1,307,473.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,090 : 841,107 = 841,107 : x
  2. Step 2: Convert to fraction form
    541,090/841,107 = 841,107/x
  3. Step 3: Cross multiply
    541,090x = 841,107 × 841,107
  4. Step 4: Simplify right side
    541,090x = 707,460,985,449
  5. Step 5: Solve for x
    x = 707,460,985,449/541,090
  6. Step 6: Final answer
    x = 1,307,473.78

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.