Finding the Third Proportional to 621,730.69 and 1,361,832.75
Calculator
Solution
The third proportional to 621,730.69 and 1,361,832.75 is: 2,982,944.99
Step by Step Solution
- Step 1: Write the proportion equation
621,730.69 : 1,361,832.75 = 1,361,832.75 : x - Step 2: Convert to fraction form
621,730.69/1,361,832.75 = 1,361,832.75/x - Step 3: Cross multiply
621,730.69x = 1,361,832.75 × 1,361,832.75 - Step 4: Simplify right side
621,730.69x = 1,854,588,438,972.56 - Step 5: Solve for x
x = 1,854,588,438,972.56/621,730.69 - Step 6: Final answer
x = 2,982,944.99
Related Problems
Find third proportional to 310,865.34 and 680,916.38
Half scale
Find third proportional to 1,243,461.38 and 2,723,665.50
Double scale
Find third proportional to 621,733 and 1,361,837
Similar ratio
Find third proportional to 932,596.03 and 2,042,749.13
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.