Home / 2,819,512.91-3,890,823.57-1,530,325.82

Finding the Fourth Proportional to 2,819,512.91, 3,890,823.57 and 1,530,325.82

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Solution

The fourth proportional to 2,819,512.91, 3,890,823.57 and 1,530,325.82 is: 2,111,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,512.91 : 3,890,823.57 = 1,530,325.82 : x
  2. Step 2: Convert to fraction form
    2,819,512.91/3,890,823.57 = 1,530,325.82/x
  3. Step 3: Cross multiply
    2,819,512.91x = 3,890,823.57 × 1,530,325.82
  4. Step 4: Simplify right side
    2,819,512.91x = 5,954,227,770,235.58
  5. Step 5: Solve for x
    x = 5,954,227,770,235.58/2,819,512.91
  6. Step 6: Final answer
    x = 2,111,793.05

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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.