If you don’t need Java JRE for anything else remove it make sure there isn’t anything for JAVA_HOME path there is no path to Java and restart your Mac and try again. The installer looks for it’s own version that is included in Tizen Studio 4.1
If that doesn’t work open a support request. They are aware of the issue and working with the Tizen.org team to see if they can find the solution. It looks like there are more than one causes.