Finding the Third Proportional to 840,816 and 1,305,527.63
Calculator
Solution
The third proportional to 840,816 and 1,305,527.63 is: 2,027,081.29
Step by Step Solution
- Step 1: Write the proportion equation
840,816 : 1,305,527.63 = 1,305,527.63 : x - Step 2: Convert to fraction form
840,816/1,305,527.63 = 1,305,527.63/x - Step 3: Cross multiply
840,816x = 1,305,527.63 × 1,305,527.63 - Step 4: Simplify right side
840,816x = 1,704,402,379,638.14 - Step 5: Solve for x
x = 1,704,402,379,638.14/840,816 - Step 6: Final answer
x = 2,027,081.29
Related Problems
Find third proportional to 420,408 and 652,763.81
Half scale
Find third proportional to 1,681,632 and 2,611,055.25
Double scale
Find third proportional to 840,818 and 1,305,531
Similar ratio
Find third proportional to 1,261,224 and 1,958,291.44
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.