I think this can be done via a registry hack. Back up your registry first because you just never know.
HKEY_CURRENT_CONFIG , system, current control set, control, video. There should be another folder or two in the video folder so open each one and look for resolution settings.There are settings for default x resolution and default y resolution. Set the values to 1440 and 900.
Change the world. Of one person. Today.
If your equation requires either a complex combination of variables to get the desired result OR you can't seem to get the result regardless of the variables....it ain't your variables, it's your constant.