Home / 4,491,153.89-6,197,786.20-2,557,414.42

Finding the Fourth Proportional to 4,491,153.89, 6,197,786.20 and 2,557,414.42

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Solution

The fourth proportional to 4,491,153.89, 6,197,786.20 and 2,557,414.42 is: 3,529,228.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491,153.89 : 6,197,786.20 = 2,557,414.42 : x
  2. Step 2: Convert to fraction form
    4,491,153.89/6,197,786.20 = 2,557,414.42/x
  3. Step 3: Cross multiply
    4,491,153.89x = 6,197,786.20 × 2,557,414.42
  4. Step 4: Simplify right side
    4,491,153.89x = 15,850,307,787,659.31
  5. Step 5: Solve for x
    x = 15,850,307,787,659.31/4,491,153.89
  6. Step 6: Final answer
    x = 3,529,228.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.