Home / 1,305,198.06-1,957,850.16-621,733.56

Finding the Fourth Proportional to 1,305,198.06, 1,957,850.16 and 621,733.56

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Solution

The fourth proportional to 1,305,198.06, 1,957,850.16 and 621,733.56 is: 932,625.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,198.06 : 1,957,850.16 = 621,733.56 : x
  2. Step 2: Convert to fraction form
    1,305,198.06/1,957,850.16 = 621,733.56/x
  3. Step 3: Cross multiply
    1,305,198.06x = 1,957,850.16 × 621,733.56
  4. Step 4: Simplify right side
    1,305,198.06x = 1,217,261,149,923.37
  5. Step 5: Solve for x
    x = 1,217,261,149,923.37/1,305,198.06
  6. Step 6: Final answer
    x = 932,625.62

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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.