Let the lines 3x – 4y – α = 0, 8x – 11y – 33 = 0, and 2x – 3y + λ = 0 be concurrent. If the image of the point (1, 2) in the line 2x – 3y + λ = 0 is \(\left(\frac{57}{13}, \frac{-40}{13}\right)\), then |αλ| is equal to :