Finding the Third Proportional to 811,276.45 and 1,731,138.05
Calculator
Solution
The third proportional to 811,276.45 and 1,731,138.05 is: 3,693,979.93
Step by Step Solution
- Step 1: Write the proportion equation
811,276.45 : 1,731,138.05 = 1,731,138.05 : x - Step 2: Convert to fraction form
811,276.45/1,731,138.05 = 1,731,138.05/x - Step 3: Cross multiply
811,276.45x = 1,731,138.05 × 1,731,138.05 - Step 4: Simplify right side
811,276.45x = 2,996,838,937,338.19 - Step 5: Solve for x
x = 2,996,838,937,338.19/811,276.45 - Step 6: Final answer
x = 3,693,979.93
Related Problems
Find third proportional to 405,638.23 and 865,569.02
Half scale
Find third proportional to 1,622,552.91 and 3,462,276.09
Double scale
Find third proportional to 811,278 and 1,731,142
Similar ratio
Find third proportional to 1,216,914.68 and 2,596,707.07
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.