Home / 2,668,350.49-3,682,928.93-2,086,422.59

Finding the Fourth Proportional to 2,668,350.49, 3,682,928.93 and 2,086,422.59

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Solution

The fourth proportional to 2,668,350.49, 3,682,928.93 and 2,086,422.59 is: 2,879,736.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,350.49 : 3,682,928.93 = 2,086,422.59 : x
  2. Step 2: Convert to fraction form
    2,668,350.49/3,682,928.93 = 2,086,422.59/x
  3. Step 3: Cross multiply
    2,668,350.49x = 3,682,928.93 × 2,086,422.59
  4. Step 4: Simplify right side
    2,668,350.49x = 7,684,146,115,691.74
  5. Step 5: Solve for x
    x = 7,684,146,115,691.74/2,668,350.49
  6. Step 6: Final answer
    x = 2,879,736.43

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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.