Home / 3,674,580.82-5,511,514.85-1,115,817.92

Finding the Fourth Proportional to 3,674,580.82, 5,511,514.85 and 1,115,817.92

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Solution

The fourth proportional to 3,674,580.82, 5,511,514.85 and 1,115,817.92 is: 1,673,618.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,580.82 : 5,511,514.85 = 1,115,817.92 : x
  2. Step 2: Convert to fraction form
    3,674,580.82/5,511,514.85 = 1,115,817.92/x
  3. Step 3: Cross multiply
    3,674,580.82x = 5,511,514.85 × 1,115,817.92
  4. Step 4: Simplify right side
    3,674,580.82x = 6,149,847,035,976.11
  5. Step 5: Solve for x
    x = 6,149,847,035,976.11/3,674,580.82
  6. Step 6: Final answer
    x = 1,673,618.66

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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.