Home / 2,568,520.20-3,546,940.50-1,922,819.40

Finding the Fourth Proportional to 2,568,520.20, 3,546,940.50 and 1,922,819.40

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Solution

The fourth proportional to 2,568,520.20, 3,546,940.50 and 1,922,819.40 is: 2,655,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,520.20 : 3,546,940.50 = 1,922,819.40 : x
  2. Step 2: Convert to fraction form
    2,568,520.20/3,546,940.50 = 1,922,819.40/x
  3. Step 3: Cross multiply
    2,568,520.20x = 3,546,940.50 × 1,922,819.40
  4. Step 4: Simplify right side
    2,568,520.20x = 6,820,126,004,045.70
  5. Step 5: Solve for x
    x = 6,820,126,004,045.70/2,568,520.20
  6. Step 6: Final answer
    x = 2,655,274.43

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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.