Finding the Third Proportional to 873,418 and 1,909,763
Calculator
Solution
The third proportional to 873,418 and 1,909,763 is: 4,175,772.33
Step by Step Solution
- Step 1: Write the proportion equation
873,418 : 1,909,763 = 1,909,763 : x - Step 2: Convert to fraction form
873,418/1,909,763 = 1,909,763/x - Step 3: Cross multiply
873,418x = 1,909,763 × 1,909,763 - Step 4: Simplify right side
873,418x = 3,647,194,716,169 - Step 5: Solve for x
x = 3,647,194,716,169/873,418 - Step 6: Final answer
x = 4,175,772.33
Related Problems
Find third proportional to 436,709 and 954,881.50
Half scale
Find third proportional to 1,746,836 and 3,819,526
Double scale
Find third proportional to 873,420 and 1,909,767
Similar ratio
Find third proportional to 1,310,127 and 2,864,644.50
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.