Home / 1,383,716.94-2,074,142.91-672,861.75

Finding the Fourth Proportional to 1,383,716.94, 2,074,142.91 and 672,861.75

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Solution

The fourth proportional to 1,383,716.94, 2,074,142.91 and 672,861.75 is: 1,008,596.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,716.94 : 2,074,142.91 = 672,861.75 : x
  2. Step 2: Convert to fraction form
    1,383,716.94/2,074,142.91 = 672,861.75/x
  3. Step 3: Cross multiply
    1,383,716.94x = 2,074,142.91 × 672,861.75
  4. Step 4: Simplify right side
    1,383,716.94x = 1,395,611,422,917.89
  5. Step 5: Solve for x
    x = 1,395,611,422,917.89/1,383,716.94
  6. Step 6: Final answer
    x = 1,008,596.04

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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.