Finding the Fourth Proportional to 1,439,433.86, 2,159,157.84 and 586,514
Calculator
Solution
The fourth proportional to 1,439,433.86, 2,159,157.84 and 586,514 is: 879,773.87
Step by Step Solution
- Step 1: Write the proportion equation
1,439,433.86 : 2,159,157.84 = 586,514 : x - Step 2: Convert to fraction form
1,439,433.86/2,159,157.84 = 586,514/x - Step 3: Cross multiply
1,439,433.86x = 2,159,157.84 × 586,514 - Step 4: Simplify right side
1,439,433.86x = 1,266,376,301,369.76 - Step 5: Solve for x
x = 1,266,376,301,369.76/1,439,433.86 - Step 6: Final answer
x = 879,773.87
Related Problems
Find fourth proportional to 719,716.93, 1,079,578.92 and 293,257
Half scale
Find fourth proportional to 2,878,867.72, 4,318,315.68 and 1,173,028
Double scale
Find fourth proportional to 1,439,434.86, 2,159,159.34 and 586,515
Similar ratio
Find fourth proportional to 2,159,150.79, 3,238,736.76 and 879,771
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.