Home / 1,616,819.55-2,424,815.50-479,315.74

Finding the Fourth Proportional to 1,616,819.55, 2,424,815.50 and 479,315.74

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Solution

The fourth proportional to 1,616,819.55, 2,424,815.50 and 479,315.74 is: 718,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,819.55 : 2,424,815.50 = 479,315.74 : x
  2. Step 2: Convert to fraction form
    1,616,819.55/2,424,815.50 = 479,315.74/x
  3. Step 3: Cross multiply
    1,616,819.55x = 2,424,815.50 × 479,315.74
  4. Step 4: Simplify right side
    1,616,819.55x = 1,162,252,235,745.97
  5. Step 5: Solve for x
    x = 1,162,252,235,745.97/1,616,819.55
  6. Step 6: Final answer
    x = 718,850.93

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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.