Home / 1,932.58-2,899.59-1,066.66

Finding the Fourth Proportional to 1,932.58, 2,899.59 and 1,066.66

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Solution

The fourth proportional to 1,932.58, 2,899.59 and 1,066.66 is: 1,600.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.58 : 2,899.59 = 1,066.66 : x
  2. Step 2: Convert to fraction form
    1,932.58/2,899.59 = 1,066.66/x
  3. Step 3: Cross multiply
    1,932.58x = 2,899.59 × 1,066.66
  4. Step 4: Simplify right side
    1,932.58x = 3,092,876.67
  5. Step 5: Solve for x
    x = 3,092,876.67/1,932.58
  6. Step 6: Final answer
    x = 1,600.39

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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.