Home / 3,679,845.70-5,078,187.30-2,048,217.94

Finding the Fourth Proportional to 3,679,845.70, 5,078,187.30 and 2,048,217.94

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Solution

The fourth proportional to 3,679,845.70, 5,078,187.30 and 2,048,217.94 is: 2,826,540.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,845.70 : 5,078,187.30 = 2,048,217.94 : x
  2. Step 2: Convert to fraction form
    3,679,845.70/5,078,187.30 = 2,048,217.94/x
  3. Step 3: Cross multiply
    3,679,845.70x = 5,078,187.30 × 2,048,217.94
  4. Step 4: Simplify right side
    3,679,845.70x = 10,401,234,330,540.16
  5. Step 5: Solve for x
    x = 10,401,234,330,540.16/3,679,845.70
  6. Step 6: Final answer
    x = 2,826,540.89

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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.