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Finding the Third Proportional to 855,040 and 1,202,598

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Solution

The third proportional to 855,040 and 1,202,598 is: 1,691,431.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,040 : 1,202,598 = 1,202,598 : x
  2. Step 2: Convert to fraction form
    855,040/1,202,598 = 1,202,598/x
  3. Step 3: Cross multiply
    855,040x = 1,202,598 × 1,202,598
  4. Step 4: Simplify right side
    855,040x = 1,446,241,949,604
  5. Step 5: Solve for x
    x = 1,446,241,949,604/855,040
  6. Step 6: Final answer
    x = 1,691,431.92

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.