Home / 2,222,190.58-3,333,552.82-782,576.43

Finding the Fourth Proportional to 2,222,190.58, 3,333,552.82 and 782,576.43

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Solution

The fourth proportional to 2,222,190.58, 3,333,552.82 and 782,576.43 is: 1,173,958.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,190.58 : 3,333,552.82 = 782,576.43 : x
  2. Step 2: Convert to fraction form
    2,222,190.58/3,333,552.82 = 782,576.43/x
  3. Step 3: Cross multiply
    2,222,190.58x = 3,333,552.82 × 782,576.43
  4. Step 4: Simplify right side
    2,222,190.58x = 2,608,759,867,729.93
  5. Step 5: Solve for x
    x = 2,608,759,867,729.93/2,222,190.58
  6. Step 6: Final answer
    x = 1,173,958.66

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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.