Home / 2,180.91-3,010.78-1,476.48

Finding the Fourth Proportional to 2,180.91, 3,010.78 and 1,476.48

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Solution

The fourth proportional to 2,180.91, 3,010.78 and 1,476.48 is: 2,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.91 : 3,010.78 = 1,476.48 : x
  2. Step 2: Convert to fraction form
    2,180.91/3,010.78 = 1,476.48/x
  3. Step 3: Cross multiply
    2,180.91x = 3,010.78 × 1,476.48
  4. Step 4: Simplify right side
    2,180.91x = 4,445,364.05
  5. Step 5: Solve for x
    x = 4,445,364.05/2,180.91
  6. Step 6: Final answer
    x = 2,038.30

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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.