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Finding the Third Proportional to 787,801 and 1,718,186

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Solution

The third proportional to 787,801 and 1,718,186 is: 3,747,346.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,801 : 1,718,186 = 1,718,186 : x
  2. Step 2: Convert to fraction form
    787,801/1,718,186 = 1,718,186/x
  3. Step 3: Cross multiply
    787,801x = 1,718,186 × 1,718,186
  4. Step 4: Simplify right side
    787,801x = 2,952,163,130,596
  5. Step 5: Solve for x
    x = 2,952,163,130,596/787,801
  6. Step 6: Final answer
    x = 3,747,346.26

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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.