Finding the Third Proportional to 986,704 and 2,157,935
Calculator
Solution
The third proportional to 986,704 and 2,157,935 is: 4,719,433.05
Step by Step Solution
- Step 1: Write the proportion equation
986,704 : 2,157,935 = 2,157,935 : x - Step 2: Convert to fraction form
986,704/2,157,935 = 2,157,935/x - Step 3: Cross multiply
986,704x = 2,157,935 × 2,157,935 - Step 4: Simplify right side
986,704x = 4,656,683,464,225 - Step 5: Solve for x
x = 4,656,683,464,225/986,704 - Step 6: Final answer
x = 4,719,433.05
Related Problems
Find third proportional to 493,352 and 1,078,967.50
Half scale
Find third proportional to 1,973,408 and 4,315,870
Double scale
Find third proportional to 986,706 and 2,157,939
Similar ratio
Find third proportional to 1,480,056 and 3,236,902.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.