Home / 3,941,963.85-5,439,757.34-2,199,542.67

Finding the Fourth Proportional to 3,941,963.85, 5,439,757.34 and 2,199,542.67

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Solution

The fourth proportional to 3,941,963.85, 5,439,757.34 and 2,199,542.67 is: 3,035,283.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,963.85 : 5,439,757.34 = 2,199,542.67 : x
  2. Step 2: Convert to fraction form
    3,941,963.85/5,439,757.34 = 2,199,542.67/x
  3. Step 3: Cross multiply
    3,941,963.85x = 5,439,757.34 × 2,199,542.67
  4. Step 4: Simplify right side
    3,941,963.85x = 11,964,978,389,108.01
  5. Step 5: Solve for x
    x = 11,964,978,389,108.01/3,941,963.85
  6. Step 6: Final answer
    x = 3,035,283.65

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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.