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Finding the Third Proportional to 1,712,286 and 3,689,472.38

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Solution

The third proportional to 1,712,286 and 3,689,472.38 is: 7,949,727.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,286 : 3,689,472.38 = 3,689,472.38 : x
  2. Step 2: Convert to fraction form
    1,712,286/3,689,472.38 = 3,689,472.38/x
  3. Step 3: Cross multiply
    1,712,286x = 3,689,472.38 × 3,689,472.38
  4. Step 4: Simplify right side
    1,712,286x = 13,612,206,405,888.14
  5. Step 5: Solve for x
    x = 13,612,206,405,888.14/1,712,286
  6. Step 6: Final answer
    x = 7,949,727.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.