The vector

u $=$

$3200,1410,2240$

gives the numbers of hamburgers, chicken sandwiches, and cheeseburgers, respectively, sold at a fast$-$food restaurant in one week. The vector

v $=$

$1\mathrm{.}30,2\mathrm{.}80,1\mathrm{.}90$

gives the prices $($in dollars$)$ per unit for the three food items. Find the dot product u $$ v$,$ in dollars. $($Round your answer to two decimal places.$)$