Home / 1,332,634.36-1,999,836.60-622,717.24

Finding the Fourth Proportional to 1,332,634.36, 1,999,836.60 and 622,717.24

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Solution

The fourth proportional to 1,332,634.36, 1,999,836.60 and 622,717.24 is: 934,489.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,634.36 : 1,999,836.60 = 622,717.24 : x
  2. Step 2: Convert to fraction form
    1,332,634.36/1,999,836.60 = 622,717.24/x
  3. Step 3: Cross multiply
    1,332,634.36x = 1,999,836.60 × 622,717.24
  4. Step 4: Simplify right side
    1,332,634.36x = 1,245,332,728,002.98
  5. Step 5: Solve for x
    x = 1,245,332,728,002.98/1,332,634.36
  6. Step 6: Final answer
    x = 934,489.43

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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.