Home / 2,887,455.70-4,331,183.55-2,635,513.30

Finding the Fourth Proportional to 2,887,455.70, 4,331,183.55 and 2,635,513.30

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Solution

The fourth proportional to 2,887,455.70, 4,331,183.55 and 2,635,513.30 is: 3,953,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,455.70 : 4,331,183.55 = 2,635,513.30 : x
  2. Step 2: Convert to fraction form
    2,887,455.70/4,331,183.55 = 2,635,513.30/x
  3. Step 3: Cross multiply
    2,887,455.70x = 4,331,183.55 × 2,635,513.30
  4. Step 4: Simplify right side
    2,887,455.70x = 11,414,891,850,766.21
  5. Step 5: Solve for x
    x = 11,414,891,850,766.21/2,887,455.70
  6. Step 6: Final answer
    x = 3,953,269.95

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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.