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Finding the Third Proportional to 620,220.28 and 1,330,180.19

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Solution

The third proportional to 620,220.28 and 1,330,180.19 is: 2,852,824.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,220.28 : 1,330,180.19 = 1,330,180.19 : x
  2. Step 2: Convert to fraction form
    620,220.28/1,330,180.19 = 1,330,180.19/x
  3. Step 3: Cross multiply
    620,220.28x = 1,330,180.19 × 1,330,180.19
  4. Step 4: Simplify right side
    620,220.28x = 1,769,379,331,217.54
  5. Step 5: Solve for x
    x = 1,769,379,331,217.54/620,220.28
  6. Step 6: Final answer
    x = 2,852,824.04

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.