The golden proportion

Among many proportions there is one having unique properties. If the ratio of the sum of the quantities to the larger quantity is equal to the ratio of the larger quantity to the smaller one, then the two quantities are in golden proportion, denoted by the Greek letter phi (? ). And this proportion can be called in different terms such as the golden mean, golden section or the golden proportion which is an irrational mathematical constant having a value of approximately equal to 1. 6180339887… As a definition, the golden rectangle can be described as a rectangle which has a height to base proportion of 1: 1. 6180339 (approximately). This special rectangle is found in many places. It is…