Home / 2,190,367.52-3,285,667.31-675,091.20

Finding the Fourth Proportional to 2,190,367.52, 3,285,667.31 and 675,091.20

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Solution

The fourth proportional to 2,190,367.52, 3,285,667.31 and 675,091.20 is: 1,012,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,367.52 : 3,285,667.31 = 675,091.20 : x
  2. Step 2: Convert to fraction form
    2,190,367.52/3,285,667.31 = 675,091.20/x
  3. Step 3: Cross multiply
    2,190,367.52x = 3,285,667.31 × 675,091.20
  4. Step 4: Simplify right side
    2,190,367.52x = 2,218,125,083,733.22
  5. Step 5: Solve for x
    x = 2,218,125,083,733.22/2,190,367.52
  6. Step 6: Final answer
    x = 1,012,672.56

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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.