Home / 1,632.07-2,442.43-1,336.15

Finding the Fourth Proportional to 1,632.07, 2,442.43 and 1,336.15

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Solution

The fourth proportional to 1,632.07, 2,442.43 and 1,336.15 is: 1,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.07 : 2,442.43 = 1,336.15 : x
  2. Step 2: Convert to fraction form
    1,632.07/2,442.43 = 1,336.15/x
  3. Step 3: Cross multiply
    1,632.07x = 2,442.43 × 1,336.15
  4. Step 4: Simplify right side
    1,632.07x = 3,263,452.84
  5. Step 5: Solve for x
    x = 3,263,452.84/1,632.07
  6. Step 6: Final answer
    x = 1,999.58

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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.