Home / 3,971,668.20-5,959,964.70-2,079,767.40

Finding the Fourth Proportional to 3,971,668.20, 5,959,964.70 and 2,079,767.40

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Solution

The fourth proportional to 3,971,668.20, 5,959,964.70 and 2,079,767.40 is: 3,120,940.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,668.20 : 5,959,964.70 = 2,079,767.40 : x
  2. Step 2: Convert to fraction form
    3,971,668.20/5,959,964.70 = 2,079,767.40/x
  3. Step 3: Cross multiply
    3,971,668.20x = 5,959,964.70 × 2,079,767.40
  4. Step 4: Simplify right side
    3,971,668.20x = 12,395,340,288,210.78
  5. Step 5: Solve for x
    x = 12,395,340,288,210.78/3,971,668.20
  6. Step 6: Final answer
    x = 3,120,940.54

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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.