Home / 1,268,732.07-1,903,378.39-629,383.59

Finding the Fourth Proportional to 1,268,732.07, 1,903,378.39 and 629,383.59

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Solution

The fourth proportional to 1,268,732.07, 1,903,378.39 and 629,383.59 is: 944,214.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,732.07 : 1,903,378.39 = 629,383.59 : x
  2. Step 2: Convert to fraction form
    1,268,732.07/1,903,378.39 = 629,383.59/x
  3. Step 3: Cross multiply
    1,268,732.07x = 1,903,378.39 × 629,383.59
  4. Step 4: Simplify right side
    1,268,732.07x = 1,197,955,122,653.16
  5. Step 5: Solve for x
    x = 1,197,955,122,653.16/1,268,732.07
  6. Step 6: Final answer
    x = 944,214.43

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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.