Finding the Third Proportional to 985,171.75 and 2,122,319.50
Calculator
Solution
The third proportional to 985,171.75 and 2,122,319.50 is: 4,572,035.34
Step by Step Solution
- Step 1: Write the proportion equation
985,171.75 : 2,122,319.50 = 2,122,319.50 : x - Step 2: Convert to fraction form
985,171.75/2,122,319.50 = 2,122,319.50/x - Step 3: Cross multiply
985,171.75x = 2,122,319.50 × 2,122,319.50 - Step 4: Simplify right side
985,171.75x = 4,504,240,060,080.25 - Step 5: Solve for x
x = 4,504,240,060,080.25/985,171.75 - Step 6: Final answer
x = 4,572,035.34
Related Problems
Find third proportional to 492,585.88 and 1,061,159.75
Half scale
Find third proportional to 1,970,343.50 and 4,244,639
Double scale
Find third proportional to 985,174 and 2,122,324
Similar ratio
Find third proportional to 1,477,757.63 and 3,183,479.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.