Home / 1,824.15-2,730.15-1,605.45

Finding the Fourth Proportional to 1,824.15, 2,730.15 and 1,605.45

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Solution

The fourth proportional to 1,824.15, 2,730.15 and 1,605.45 is: 2,402.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.15 : 2,730.15 = 1,605.45 : x
  2. Step 2: Convert to fraction form
    1,824.15/2,730.15 = 1,605.45/x
  3. Step 3: Cross multiply
    1,824.15x = 2,730.15 × 1,605.45
  4. Step 4: Simplify right side
    1,824.15x = 4,383,119.32
  5. Step 5: Solve for x
    x = 4,383,119.32/1,824.15
  6. Step 6: Final answer
    x = 2,402.83

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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.