Home / 3,767,771.46-5,199,367.61-2,136,289.20

Finding the Fourth Proportional to 3,767,771.46, 5,199,367.61 and 2,136,289.20

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Solution

The fourth proportional to 3,767,771.46, 5,199,367.61 and 2,136,289.20 is: 2,947,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767,771.46 : 5,199,367.61 = 2,136,289.20 : x
  2. Step 2: Convert to fraction form
    3,767,771.46/5,199,367.61 = 2,136,289.20/x
  3. Step 3: Cross multiply
    3,767,771.46x = 5,199,367.61 × 2,136,289.20
  4. Step 4: Simplify right side
    3,767,771.46x = 11,107,352,861,391.37
  5. Step 5: Solve for x
    x = 11,107,352,861,391.37/3,767,771.46
  6. Step 6: Final answer
    x = 2,947,990.07

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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.