Finding the Third Proportional to 831,846 and 1,322,289
Calculator
Solution
The third proportional to 831,846 and 1,322,289 is: 2,101,889.29
Step by Step Solution
- Step 1: Write the proportion equation
831,846 : 1,322,289 = 1,322,289 : x - Step 2: Convert to fraction form
831,846/1,322,289 = 1,322,289/x - Step 3: Cross multiply
831,846x = 1,322,289 × 1,322,289 - Step 4: Simplify right side
831,846x = 1,748,448,199,521 - Step 5: Solve for x
x = 1,748,448,199,521/831,846 - Step 6: Final answer
x = 2,101,889.29
Related Problems
Find third proportional to 415,923 and 661,144.50
Half scale
Find third proportional to 1,663,692 and 2,644,578
Double scale
Find third proportional to 831,848 and 1,322,292
Similar ratio
Find third proportional to 1,247,769 and 1,983,433.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.