If the Presidential race was about MONEY Ron Paul would have been the nominee 6 times over and ‘Bammy’ would be unbeatable.
The most money won't guarantee a win, but no money will almost guarantee you no win. Cain is having trouble convincing people to donate to his campaign. If he were to somehow win the nomination, he will almost certainly be on welfare campaign funds against the Obama juggernaut.
If you think 1 million on hand less than 3 months out of a national primary season is a good thing, then more power to you.