Home / 3,861,598.68-5,329,042.86-2,142,879.16

Finding the Fourth Proportional to 3,861,598.68, 5,329,042.86 and 2,142,879.16

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Solution

The fourth proportional to 3,861,598.68, 5,329,042.86 and 2,142,879.16 is: 2,957,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,598.68 : 5,329,042.86 = 2,142,879.16 : x
  2. Step 2: Convert to fraction form
    3,861,598.68/5,329,042.86 = 2,142,879.16/x
  3. Step 3: Cross multiply
    3,861,598.68x = 5,329,042.86 × 2,142,879.16
  4. Step 4: Simplify right side
    3,861,598.68x = 11,419,494,887,440.80
  5. Step 5: Solve for x
    x = 11,419,494,887,440.80/3,861,598.68
  6. Step 6: Final answer
    x = 2,957,193.60

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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.