Finding the Third Proportional to 831,153 and 1,804,177
Calculator
Solution
The third proportional to 831,153 and 1,804,177 is: 3,916,312.22
Step by Step Solution
- Step 1: Write the proportion equation
831,153 : 1,804,177 = 1,804,177 : x - Step 2: Convert to fraction form
831,153/1,804,177 = 1,804,177/x - Step 3: Cross multiply
831,153x = 1,804,177 × 1,804,177 - Step 4: Simplify right side
831,153x = 3,255,054,647,329 - Step 5: Solve for x
x = 3,255,054,647,329/831,153 - Step 6: Final answer
x = 3,916,312.22
Related Problems
Find third proportional to 415,576.50 and 902,088.50
Half scale
Find third proportional to 1,662,306 and 3,608,354
Double scale
Find third proportional to 831,155 and 1,804,181
Similar ratio
Find third proportional to 1,246,729.50 and 2,706,265.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.