Possible, if you bought ethereum 1 year ago with your 10k usd. Now you would have 600k USD. Very close to become a millioneire 
If you bought litecoin 1 year ago with 10k usd, you would already have 1 millione usd in your pocket
If you bought litecoin 1 year ago with 10k usd, you would already have 1 millione usd in your pocket
Do you think any of us has a chance to become a millionaire if he invests $100 ? How many years would it actually take?