Finding the Third Proportional to 978,482 and 1,983,258
Calculator
Solution
The third proportional to 978,482 and 1,983,258 is: 4,019,810.58
Step by Step Solution
- Step 1: Write the proportion equation
978,482 : 1,983,258 = 1,983,258 : x - Step 2: Convert to fraction form
978,482/1,983,258 = 1,983,258/x - Step 3: Cross multiply
978,482x = 1,983,258 × 1,983,258 - Step 4: Simplify right side
978,482x = 3,933,312,294,564 - Step 5: Solve for x
x = 3,933,312,294,564/978,482 - Step 6: Final answer
x = 4,019,810.58
Related Problems
Find third proportional to 489,241 and 991,629
Half scale
Find third proportional to 1,956,964 and 3,966,516
Double scale
Find third proportional to 978,484 and 1,983,262
Similar ratio
Find third proportional to 1,467,723 and 2,974,887
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.