Home / 1,784.04-2,462.11-1,028.05

Finding the Fourth Proportional to 1,784.04, 2,462.11 and 1,028.05

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Solution

The fourth proportional to 1,784.04, 2,462.11 and 1,028.05 is: 1,418.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784.04 : 2,462.11 = 1,028.05 : x
  2. Step 2: Convert to fraction form
    1,784.04/2,462.11 = 1,028.05/x
  3. Step 3: Cross multiply
    1,784.04x = 2,462.11 × 1,028.05
  4. Step 4: Simplify right side
    1,784.04x = 2,531,163.46
  5. Step 5: Solve for x
    x = 2,531,163.46/1,784.04
  6. Step 6: Final answer
    x = 1,418.78

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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.