Home / 1,588.32-2,380.80-1,074.24

Finding the Fourth Proportional to 1,588.32, 2,380.80 and 1,074.24

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Solution

The fourth proportional to 1,588.32, 2,380.80 and 1,074.24 is: 1,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.32 : 2,380.80 = 1,074.24 : x
  2. Step 2: Convert to fraction form
    1,588.32/2,380.80 = 1,074.24/x
  3. Step 3: Cross multiply
    1,588.32x = 2,380.80 × 1,074.24
  4. Step 4: Simplify right side
    1,588.32x = 2,557,550.59
  5. Step 5: Solve for x
    x = 2,557,550.59/1,588.32
  6. Step 6: Final answer
    x = 1,610.22

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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.