Home / 3,317,189.78-4,579,134.34-2,230,091.88

Finding the Fourth Proportional to 3,317,189.78, 4,579,134.34 and 2,230,091.88

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Solution

The fourth proportional to 3,317,189.78, 4,579,134.34 and 2,230,091.88 is: 3,078,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,189.78 : 4,579,134.34 = 2,230,091.88 : x
  2. Step 2: Convert to fraction form
    3,317,189.78/4,579,134.34 = 2,230,091.88/x
  3. Step 3: Cross multiply
    3,317,189.78x = 4,579,134.34 × 2,230,091.88
  4. Step 4: Simplify right side
    3,317,189.78x = 10,211,890,309,063.16
  5. Step 5: Solve for x
    x = 10,211,890,309,063.16/3,317,189.78
  6. Step 6: Final answer
    x = 3,078,476.36

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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.