Home / 1,806.73-2,493.44-1,020.93

Finding the Fourth Proportional to 1,806.73, 2,493.44 and 1,020.93

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Solution

The fourth proportional to 1,806.73, 2,493.44 and 1,020.93 is: 1,408.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806.73 : 2,493.44 = 1,020.93 : x
  2. Step 2: Convert to fraction form
    1,806.73/2,493.44 = 1,020.93/x
  3. Step 3: Cross multiply
    1,806.73x = 2,493.44 × 1,020.93
  4. Step 4: Simplify right side
    1,806.73x = 2,545,627.70
  5. Step 5: Solve for x
    x = 2,545,627.70/1,806.73
  6. Step 6: Final answer
    x = 1,408.97

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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.