Home / 1,194.64-1,790.10-1,072.24

Finding the Fourth Proportional to 1,194.64, 1,790.10 and 1,072.24

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Solution

The fourth proportional to 1,194.64, 1,790.10 and 1,072.24 is: 1,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.64 : 1,790.10 = 1,072.24 : x
  2. Step 2: Convert to fraction form
    1,194.64/1,790.10 = 1,072.24/x
  3. Step 3: Cross multiply
    1,194.64x = 1,790.10 × 1,072.24
  4. Step 4: Simplify right side
    1,194.64x = 1,919,416.82
  5. Step 5: Solve for x
    x = 1,919,416.82/1,194.64
  6. Step 6: Final answer
    x = 1,606.69

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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.