"Are we financially compatible?"
At least from the media perspective, we can often see how incompatibility turns out with celebrities.
Interestingly enough, she was very capable of managing and living on "no money" when we met, but her "retail therapy" ramped up at a much faster pace than our income rose.
This reminds me of a friend who is the finance director at a pharma, and married a teacher. When they first married his partner was thrifty and quite "left" in her opinion of wealth. It didn't take long to change her mind though.
I don't know if you are still in touch with the ex, but I wonder if they ever matured into a different financial frame.