Home / 3,674,581.80-5,511,516.30-1,115,818.89

Finding the Fourth Proportional to 3,674,581.80, 5,511,516.30 and 1,115,818.89

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Solution

The fourth proportional to 3,674,581.80, 5,511,516.30 and 1,115,818.89 is: 1,673,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,581.80 : 5,511,516.30 = 1,115,818.89 : x
  2. Step 2: Convert to fraction form
    3,674,581.80/5,511,516.30 = 1,115,818.89/x
  3. Step 3: Cross multiply
    3,674,581.80x = 5,511,516.30 × 1,115,818.89
  4. Step 4: Simplify right side
    3,674,581.80x = 6,149,854,000,082.91
  5. Step 5: Solve for x
    x = 6,149,854,000,082.91/3,674,581.80
  6. Step 6: Final answer
    x = 1,673,620.11

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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.