Home / 1,783,500.52-2,675,198.94-521,357.80

Finding the Fourth Proportional to 1,783,500.52, 2,675,198.94 and 521,357.80

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Solution

The fourth proportional to 1,783,500.52, 2,675,198.94 and 521,357.80 is: 782,021.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,500.52 : 2,675,198.94 = 521,357.80 : x
  2. Step 2: Convert to fraction form
    1,783,500.52/2,675,198.94 = 521,357.80/x
  3. Step 3: Cross multiply
    1,783,500.52x = 2,675,198.94 × 521,357.80
  4. Step 4: Simplify right side
    1,783,500.52x = 1,394,735,833,920.73
  5. Step 5: Solve for x
    x = 1,394,735,833,920.73/1,783,500.52
  6. Step 6: Final answer
    x = 782,021.55

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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.