Home / 3,120,849.76-4,682,626.96-1,100,537.20

Finding the Fourth Proportional to 3,120,849.76, 4,682,626.96 and 1,100,537.20

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Solution

The fourth proportional to 3,120,849.76, 4,682,626.96 and 1,100,537.20 is: 1,651,282.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,849.76 : 4,682,626.96 = 1,100,537.20 : x
  2. Step 2: Convert to fraction form
    3,120,849.76/4,682,626.96 = 1,100,537.20/x
  3. Step 3: Cross multiply
    3,120,849.76x = 4,682,626.96 × 1,100,537.20
  4. Step 4: Simplify right side
    3,120,849.76x = 5,153,405,163,202.91
  5. Step 5: Solve for x
    x = 5,153,405,163,202.91/3,120,849.76
  6. Step 6: Final answer
    x = 1,651,282.68

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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.