You don't get to orbit by going up far enough, if you did you'd just end up falling back to earth. You get to orbit by going fast enough, so that acceleration

You don't get to orbit by going up far enough, if you did you'd just end up falling back to earth. You get to orbit by going fast enough, so that acceleration due to gravity acts perpendicular to your velocity and so acts to change your direction and pulls you around the earth.