Finding the Third Proportional to 721,377 and 1,125,735.75
Calculator
Solution
The third proportional to 721,377 and 1,125,735.75 is: 1,756,752.68
Step by Step Solution
- Step 1: Write the proportion equation
721,377 : 1,125,735.75 = 1,125,735.75 : x - Step 2: Convert to fraction form
721,377/1,125,735.75 = 1,125,735.75/x - Step 3: Cross multiply
721,377x = 1,125,735.75 × 1,125,735.75 - Step 4: Simplify right side
721,377x = 1,267,280,978,828.06 - Step 5: Solve for x
x = 1,267,280,978,828.06/721,377 - Step 6: Final answer
x = 1,756,752.68
Related Problems
Find third proportional to 360,688.50 and 562,867.88
Half scale
Find third proportional to 1,442,754 and 2,251,471.50
Double scale
Find third proportional to 721,379 and 1,125,739
Similar ratio
Find third proportional to 1,082,065.50 and 1,688,603.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.