$1350 \; \Omega$ $V_3 = 8.8 \textrm{ V, } V_1 = V_2 = 3.2 \textrm{ V}$ $I_3 = 0.0089 \textrm{ A, } I_2 = 0.0047 \textrm{ A, } I_1 = 0.0042 \textrm{ A}$ Giancoli 7th Global Edition, Chapter 19, Problem 16(2:16)