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Finding the Third Proportional to 807,124.50 and 1,212,600.38

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Solution

The third proportional to 807,124.50 and 1,212,600.38 is: 1,821,775.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,124.50 : 1,212,600.38 = 1,212,600.38 : x
  2. Step 2: Convert to fraction form
    807,124.50/1,212,600.38 = 1,212,600.38/x
  3. Step 3: Cross multiply
    807,124.50x = 1,212,600.38 × 1,212,600.38
  4. Step 4: Simplify right side
    807,124.50x = 1,470,399,669,450.14
  5. Step 5: Solve for x
    x = 1,470,399,669,450.14/807,124.50
  6. Step 6: Final answer
    x = 1,821,775.54

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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.