Home / 3,790,940.18-5,230,771.72-2,159,311.82

Finding the Fourth Proportional to 3,790,940.18, 5,230,771.72 and 2,159,311.82

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Solution

The fourth proportional to 3,790,940.18, 5,230,771.72 and 2,159,311.82 is: 2,979,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790,940.18 : 5,230,771.72 = 2,159,311.82 : x
  2. Step 2: Convert to fraction form
    3,790,940.18/5,230,771.72 = 2,159,311.82/x
  3. Step 3: Cross multiply
    3,790,940.18x = 5,230,771.72 × 2,159,311.82
  4. Step 4: Simplify right side
    3,790,940.18x = 11,294,867,171,165.59
  5. Step 5: Solve for x
    x = 11,294,867,171,165.59/3,790,940.18
  6. Step 6: Final answer
    x = 2,979,436.93

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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.