Finding the Third Proportional to 579,370 and 1,211,687
Calculator
Solution
The third proportional to 579,370 and 1,211,687 is: 2,534,106.68
Step by Step Solution
- Step 1: Write the proportion equation
579,370 : 1,211,687 = 1,211,687 : x - Step 2: Convert to fraction form
579,370/1,211,687 = 1,211,687/x - Step 3: Cross multiply
579,370x = 1,211,687 × 1,211,687 - Step 4: Simplify right side
579,370x = 1,468,185,385,969 - Step 5: Solve for x
x = 1,468,185,385,969/579,370 - Step 6: Final answer
x = 2,534,106.68
Related Problems
Find third proportional to 289,685 and 605,843.50
Half scale
Find third proportional to 1,158,740 and 2,423,374
Double scale
Find third proportional to 579,372 and 1,211,691
Similar ratio
Find third proportional to 869,055 and 1,817,530.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.