Finding the Third Proportional to 867,487 and 1,879,756
Calculator
Solution
The third proportional to 867,487 and 1,879,756 is: 4,073,239.85
Step by Step Solution
- Step 1: Write the proportion equation
867,487 : 1,879,756 = 1,879,756 : x - Step 2: Convert to fraction form
867,487/1,879,756 = 1,879,756/x - Step 3: Cross multiply
867,487x = 1,879,756 × 1,879,756 - Step 4: Simplify right side
867,487x = 3,533,482,619,536 - Step 5: Solve for x
x = 3,533,482,619,536/867,487 - Step 6: Final answer
x = 4,073,239.85
Related Problems
Find third proportional to 433,743.50 and 939,878
Half scale
Find third proportional to 1,734,974 and 3,759,512
Double scale
Find third proportional to 867,489 and 1,879,760
Similar ratio
Find third proportional to 1,301,230.50 and 2,819,634
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.