Home / 1,819.89-2,511.27-1,033.79

Finding the Fourth Proportional to 1,819.89, 2,511.27 and 1,033.79

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Solution

The fourth proportional to 1,819.89, 2,511.27 and 1,033.79 is: 1,426.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.89 : 2,511.27 = 1,033.79 : x
  2. Step 2: Convert to fraction form
    1,819.89/2,511.27 = 1,033.79/x
  3. Step 3: Cross multiply
    1,819.89x = 2,511.27 × 1,033.79
  4. Step 4: Simplify right side
    1,819.89x = 2,596,113.26
  5. Step 5: Solve for x
    x = 2,596,113.26/1,819.89
  6. Step 6: Final answer
    x = 1,426.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.