Finding the Third Proportional to 786,390.19 and 1,719,969.19
Calculator
Solution
The third proportional to 786,390.19 and 1,719,969.19 is: 3,761,865.36
Step by Step Solution
- Step 1: Write the proportion equation
786,390.19 : 1,719,969.19 = 1,719,969.19 : x - Step 2: Convert to fraction form
786,390.19/1,719,969.19 = 1,719,969.19/x - Step 3: Cross multiply
786,390.19x = 1,719,969.19 × 1,719,969.19 - Step 4: Simplify right side
786,390.19x = 2,958,294,005,949.41 - Step 5: Solve for x
x = 2,958,294,005,949.41/786,390.19 - Step 6: Final answer
x = 3,761,865.36
Related Problems
Find third proportional to 393,195.09 and 859,984.59
Half scale
Find third proportional to 1,572,780.38 and 3,439,938.38
Double scale
Find third proportional to 786,392 and 1,719,974
Similar ratio
Find third proportional to 1,179,585.28 and 2,579,953.78
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.