Finding the Fourth Proportional to 2,326,965.12, 3,490,524 and 643,927.68
Calculator
Solution
The fourth proportional to 2,326,965.12, 3,490,524 and 643,927.68 is: 965,912.64
Step by Step Solution
- Step 1: Write the proportion equation
2,326,965.12 : 3,490,524 = 643,927.68 : x - Step 2: Convert to fraction form
2,326,965.12/3,490,524 = 643,927.68/x - Step 3: Cross multiply
2,326,965.12x = 3,490,524 × 643,927.68 - Step 4: Simplify right side
2,326,965.12x = 2,247,645,021,304.32 - Step 5: Solve for x
x = 2,247,645,021,304.32/2,326,965.12 - Step 6: Final answer
x = 965,912.64
Related Problems
Find fourth proportional to 1,163,482.56, 1,745,262 and 321,963.84
Half scale
Find fourth proportional to 4,653,930.24, 6,981,048 and 1,287,855.36
Double scale
Find fourth proportional to 2,326,966.12, 3,490,525.50 and 643,928.68
Similar ratio
Find fourth proportional to 3,490,447.68, 5,235,786 and 965,891.52
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.