Home / 1,332,318.60-1,998,672.30-622,369.80

Finding the Fourth Proportional to 1,332,318.60, 1,998,672.30 and 622,369.80

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Solution

The fourth proportional to 1,332,318.60, 1,998,672.30 and 622,369.80 is: 933,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,318.60 : 1,998,672.30 = 622,369.80 : x
  2. Step 2: Convert to fraction form
    1,332,318.60/1,998,672.30 = 622,369.80/x
  3. Step 3: Cross multiply
    1,332,318.60x = 1,998,672.30 × 622,369.80
  4. Step 4: Simplify right side
    1,332,318.60x = 1,243,913,279,616.54
  5. Step 5: Solve for x
    x = 1,243,913,279,616.54/1,332,318.60
  6. Step 6: Final answer
    x = 933,645.51

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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.