Home / 2,538,209.75-3,502,729.46-1,392,292.83

Finding the Fourth Proportional to 2,538,209.75, 3,502,729.46 and 1,392,292.83

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Solution

The fourth proportional to 2,538,209.75, 3,502,729.46 and 1,392,292.83 is: 1,921,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,209.75 : 3,502,729.46 = 1,392,292.83 : x
  2. Step 2: Convert to fraction form
    2,538,209.75/3,502,729.46 = 1,392,292.83/x
  3. Step 3: Cross multiply
    2,538,209.75x = 3,502,729.46 × 1,392,292.83
  4. Step 4: Simplify right side
    2,538,209.75x = 4,876,825,105,626.31
  5. Step 5: Solve for x
    x = 4,876,825,105,626.31/2,538,209.75
  6. Step 6: Final answer
    x = 1,921,364.11

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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.