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Finding the Third Proportional to 802,200 and 1,203,477

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Solution

The third proportional to 802,200 and 1,203,477 is: 1,805,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,200 : 1,203,477 = 1,203,477 : x
  2. Step 2: Convert to fraction form
    802,200/1,203,477 = 1,203,477/x
  3. Step 3: Cross multiply
    802,200x = 1,203,477 × 1,203,477
  4. Step 4: Simplify right side
    802,200x = 1,448,356,889,529
  5. Step 5: Solve for x
    x = 1,448,356,889,529/802,200
  6. Step 6: Final answer
    x = 1,805,481.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.