Home / 1,840.60-2,541.30-1,178.44

Finding the Fourth Proportional to 1,840.60, 2,541.30 and 1,178.44

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Solution

The fourth proportional to 1,840.60, 2,541.30 and 1,178.44 is: 1,627.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.60 : 2,541.30 = 1,178.44 : x
  2. Step 2: Convert to fraction form
    1,840.60/2,541.30 = 1,178.44/x
  3. Step 3: Cross multiply
    1,840.60x = 2,541.30 × 1,178.44
  4. Step 4: Simplify right side
    1,840.60x = 2,994,769.57
  5. Step 5: Solve for x
    x = 2,994,769.57/1,840.60
  6. Step 6: Final answer
    x = 1,627.06

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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.