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Finding the Third Proportional to 603,786 and 888,180

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Solution

The third proportional to 603,786 and 888,180 is: 1,306,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,786 : 888,180 = 888,180 : x
  2. Step 2: Convert to fraction form
    603,786/888,180 = 888,180/x
  3. Step 3: Cross multiply
    603,786x = 888,180 × 888,180
  4. Step 4: Simplify right side
    603,786x = 788,863,712,400
  5. Step 5: Solve for x
    x = 788,863,712,400/603,786
  6. Step 6: Final answer
    x = 1,306,528.66

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.