Divide 1.20m in the ratio 2:3:4 in a clear way
2:3:4 gives 9 equal parts.1.20 divided by 9 is 0.133.2 0.133 would be 0.266m3 0.133 would be 0.399m4 * 0.133 would be 0.533mTo check this calculate 0.533 + 0.399 + 0.266 would be 1.198m (close enough)