Home / 1,273,374.62-1,907,819.78-1,197,519.69

Finding the Fourth Proportional to 1,273,374.62, 1,907,819.78 and 1,197,519.69

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Solution

The fourth proportional to 1,273,374.62, 1,907,819.78 and 1,197,519.69 is: 1,794,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,374.62 : 1,907,819.78 = 1,197,519.69 : x
  2. Step 2: Convert to fraction form
    1,273,374.62/1,907,819.78 = 1,197,519.69/x
  3. Step 3: Cross multiply
    1,273,374.62x = 1,907,819.78 × 1,197,519.69
  4. Step 4: Simplify right side
    1,273,374.62x = 2,284,651,745,533.87
  5. Step 5: Solve for x
    x = 2,284,651,745,533.87/1,273,374.62
  6. Step 6: Final answer
    x = 1,794,170.95

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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.