Finding the Third Proportional to 768,970 and 1,682,693
Calculator
Solution
The third proportional to 768,970 and 1,682,693 is: 3,682,140.70
Step by Step Solution
- Step 1: Write the proportion equation
768,970 : 1,682,693 = 1,682,693 : x - Step 2: Convert to fraction form
768,970/1,682,693 = 1,682,693/x - Step 3: Cross multiply
768,970x = 1,682,693 × 1,682,693 - Step 4: Simplify right side
768,970x = 2,831,455,732,249 - Step 5: Solve for x
x = 2,831,455,732,249/768,970 - Step 6: Final answer
x = 3,682,140.70
Related Problems
Find third proportional to 384,485 and 841,346.50
Half scale
Find third proportional to 1,537,940 and 3,365,386
Double scale
Find third proportional to 768,972 and 1,682,697
Similar ratio
Find third proportional to 1,153,455 and 2,524,039.50
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.