Home / 2,297,381.76-3,170,491.20-1,278,851.04

Finding the Fourth Proportional to 2,297,381.76, 3,170,491.20 and 1,278,851.04

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Solution

The fourth proportional to 2,297,381.76, 3,170,491.20 and 1,278,851.04 is: 1,764,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297,381.76 : 3,170,491.20 = 1,278,851.04 : x
  2. Step 2: Convert to fraction form
    2,297,381.76/3,170,491.20 = 1,278,851.04/x
  3. Step 3: Cross multiply
    2,297,381.76x = 3,170,491.20 × 1,278,851.04
  4. Step 4: Simplify right side
    2,297,381.76x = 4,054,585,968,430.85
  5. Step 5: Solve for x
    x = 4,054,585,968,430.85/2,297,381.76
  6. Step 6: Final answer
    x = 1,764,872.53

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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.