Finding the Third Proportional to 919,920 and 1,266,750
Calculator
Solution
The third proportional to 919,920 and 1,266,750 is: 1,744,342.51
Step by Step Solution
- Step 1: Write the proportion equation
919,920 : 1,266,750 = 1,266,750 : x - Step 2: Convert to fraction form
919,920/1,266,750 = 1,266,750/x - Step 3: Cross multiply
919,920x = 1,266,750 × 1,266,750 - Step 4: Simplify right side
919,920x = 1,604,655,562,500 - Step 5: Solve for x
x = 1,604,655,562,500/919,920 - Step 6: Final answer
x = 1,744,342.51
Related Problems
Find third proportional to 459,960 and 633,375
Half scale
Find third proportional to 1,839,840 and 2,533,500
Double scale
Find third proportional to 919,922 and 1,266,753
Similar ratio
Find third proportional to 1,379,880 and 1,900,125
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.