Home / 1,824.54-2,736.95-526.11

Finding the Fourth Proportional to 1,824.54, 2,736.95 and 526.11

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Solution

The fourth proportional to 1,824.54, 2,736.95 and 526.11 is: 789.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.54 : 2,736.95 = 526.11 : x
  2. Step 2: Convert to fraction form
    1,824.54/2,736.95 = 526.11/x
  3. Step 3: Cross multiply
    1,824.54x = 2,736.95 × 526.11
  4. Step 4: Simplify right side
    1,824.54x = 1,439,936.76
  5. Step 5: Solve for x
    x = 1,439,936.76/1,824.54
  6. Step 6: Final answer
    x = 789.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.