Home / 2,780,571.55-4,170,857.33-2,239,361.95

Finding the Fourth Proportional to 2,780,571.55, 4,170,857.33 and 2,239,361.95

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Solution

The fourth proportional to 2,780,571.55, 4,170,857.33 and 2,239,361.95 is: 3,359,042.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,571.55 : 4,170,857.33 = 2,239,361.95 : x
  2. Step 2: Convert to fraction form
    2,780,571.55/4,170,857.33 = 2,239,361.95/x
  3. Step 3: Cross multiply
    2,780,571.55x = 4,170,857.33 × 2,239,361.95
  4. Step 4: Simplify right side
    2,780,571.55x = 9,340,059,192,483.79
  5. Step 5: Solve for x
    x = 9,340,059,192,483.79/2,780,571.55
  6. Step 6: Final answer
    x = 3,359,042.93

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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.