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Finding the Third Proportional to 790,892 and 1,637,888

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Solution

The third proportional to 790,892 and 1,637,888 is: 3,391,963.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,892 : 1,637,888 = 1,637,888 : x
  2. Step 2: Convert to fraction form
    790,892/1,637,888 = 1,637,888/x
  3. Step 3: Cross multiply
    790,892x = 1,637,888 × 1,637,888
  4. Step 4: Simplify right side
    790,892x = 2,682,677,100,544
  5. Step 5: Solve for x
    x = 2,682,677,100,544/790,892
  6. Step 6: Final answer
    x = 3,391,963.88

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.