Amrita who is a microbiologist observes in the laboratory that a new bacterium on the slide expands its population at the rate of 12% every hour. If the current population of the bacteria is 4,000,000 units, then what is the population of the bacteria on the slide after 3 hours?
1
4,214,784 units
2
1,404,928 units
3
2,809,856 units
4
5,619,712 units