Finding the Third Proportional to 987,015 and 2,123,754
Calculator
Solution
The third proportional to 987,015 and 2,123,754 is: 4,569,668.19
Step by Step Solution
- Step 1: Write the proportion equation
987,015 : 2,123,754 = 2,123,754 : x - Step 2: Convert to fraction form
987,015/2,123,754 = 2,123,754/x - Step 3: Cross multiply
987,015x = 2,123,754 × 2,123,754 - Step 4: Simplify right side
987,015x = 4,510,331,052,516 - Step 5: Solve for x
x = 4,510,331,052,516/987,015 - Step 6: Final answer
x = 4,569,668.19
Related Problems
Find third proportional to 493,507.50 and 1,061,877
Half scale
Find third proportional to 1,974,030 and 4,247,508
Double scale
Find third proportional to 987,017 and 2,123,758
Similar ratio
Find third proportional to 1,480,522.50 and 3,185,631
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.