Home / 1,986,376.35-2,741,189.00-1,080,964.83

Finding the Fourth Proportional to 1,986,376.35, 2,741,189.00 and 1,080,964.83

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Solution

The fourth proportional to 1,986,376.35, 2,741,189.00 and 1,080,964.83 is: 1,491,725.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,376.35 : 2,741,189.00 = 1,080,964.83 : x
  2. Step 2: Convert to fraction form
    1,986,376.35/2,741,189.00 = 1,080,964.83/x
  3. Step 3: Cross multiply
    1,986,376.35x = 2,741,189.00 × 1,080,964.83
  4. Step 4: Simplify right side
    1,986,376.35x = 2,963,128,895,978.05
  5. Step 5: Solve for x
    x = 2,963,128,895,978.05/1,986,376.35
  6. Step 6: Final answer
    x = 1,491,725.82

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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.