Finding the Fourth Proportional to 1,518,437.24, 2,095,361.16 and 839,330
Calculator
Solution
The fourth proportional to 1,518,437.24, 2,095,361.16 and 839,330 is: 1,158,229.95
Step by Step Solution
- Step 1: Write the proportion equation
1,518,437.24 : 2,095,361.16 = 839,330 : x - Step 2: Convert to fraction form
1,518,437.24/2,095,361.16 = 839,330/x - Step 3: Cross multiply
1,518,437.24x = 2,095,361.16 × 839,330 - Step 4: Simplify right side
1,518,437.24x = 1,758,699,482,422.80 - Step 5: Solve for x
x = 1,758,699,482,422.80/1,518,437.24 - Step 6: Final answer
x = 1,158,229.95
Related Problems
Find fourth proportional to 759,218.62, 1,047,680.58 and 419,665
Half scale
Find fourth proportional to 3,036,874.48, 4,190,722.32 and 1,678,660
Double scale
Find fourth proportional to 1,518,438.24, 2,095,362.54 and 839,331
Similar ratio
Find fourth proportional to 2,277,655.86, 3,143,041.74 and 1,258,995
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.