Finding the Third Proportional to 992,946 and 2,143,311
Calculator
Solution
The third proportional to 992,946 and 2,143,311 is: 4,626,416.79
Step by Step Solution
- Step 1: Write the proportion equation
992,946 : 2,143,311 = 2,143,311 : x - Step 2: Convert to fraction form
992,946/2,143,311 = 2,143,311/x - Step 3: Cross multiply
992,946x = 2,143,311 × 2,143,311 - Step 4: Simplify right side
992,946x = 4,593,782,042,721 - Step 5: Solve for x
x = 4,593,782,042,721/992,946 - Step 6: Final answer
x = 4,626,416.79
Related Problems
Find third proportional to 496,473 and 1,071,655.50
Half scale
Find third proportional to 1,985,892 and 4,286,622
Double scale
Find third proportional to 992,948 and 2,143,315
Similar ratio
Find third proportional to 1,489,419 and 3,214,966.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.