Finding the Third Proportional to 630,676.13 and 991,212.19
Calculator
Solution
The third proportional to 630,676.13 and 991,212.19 is: 1,557,854.44
Step by Step Solution
- Step 1: Write the proportion equation
630,676.13 : 991,212.19 = 991,212.19 : x - Step 2: Convert to fraction form
630,676.13/991,212.19 = 991,212.19/x - Step 3: Cross multiply
630,676.13x = 991,212.19 × 991,212.19 - Step 4: Simplify right side
630,676.13x = 982,501,600,648.54 - Step 5: Solve for x
x = 982,501,600,648.54/630,676.13 - Step 6: Final answer
x = 1,557,854.44
Related Problems
Find third proportional to 315,338.06 and 495,606.09
Half scale
Find third proportional to 1,261,352.25 and 1,982,424.38
Double scale
Find third proportional to 630,678 and 991,215
Similar ratio
Find third proportional to 946,014.19 and 1,486,818.28
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.