Home / 1,922.46-2,652.72-1,083.06

Finding the Fourth Proportional to 1,922.46, 2,652.72 and 1,083.06

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Solution

The fourth proportional to 1,922.46, 2,652.72 and 1,083.06 is: 1,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.46 : 2,652.72 = 1,083.06 : x
  2. Step 2: Convert to fraction form
    1,922.46/2,652.72 = 1,083.06/x
  3. Step 3: Cross multiply
    1,922.46x = 2,652.72 × 1,083.06
  4. Step 4: Simplify right side
    1,922.46x = 2,873,054.92
  5. Step 5: Solve for x
    x = 2,873,054.92/1,922.46
  6. Step 6: Final answer
    x = 1,494.47

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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.