Home / 3,674,580.20-5,511,513.92-1,115,817.30

Finding the Fourth Proportional to 3,674,580.20, 5,511,513.92 and 1,115,817.30

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Solution

The fourth proportional to 3,674,580.20, 5,511,513.92 and 1,115,817.30 is: 1,673,617.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,580.20 : 5,511,513.92 = 1,115,817.30 : x
  2. Step 2: Convert to fraction form
    3,674,580.20/5,511,513.92 = 1,115,817.30/x
  3. Step 3: Cross multiply
    3,674,580.20x = 5,511,513.92 × 1,115,817.30
  4. Step 4: Simplify right side
    3,674,580.20x = 6,149,842,554,879.55
  5. Step 5: Solve for x
    x = 6,149,842,554,879.55/3,674,580.20
  6. Step 6: Final answer
    x = 1,673,617.73

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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.