Finding the Fourth Proportional to 2,323,222.08, 3,485,008.08 and 640,311
Calculator
Solution
The fourth proportional to 2,323,222.08, 3,485,008.08 and 640,311 is: 960,514.72
Step by Step Solution
- Step 1: Write the proportion equation
2,323,222.08 : 3,485,008.08 = 640,311 : x - Step 2: Convert to fraction form
2,323,222.08/3,485,008.08 = 640,311/x - Step 3: Cross multiply
2,323,222.08x = 3,485,008.08 × 640,311 - Step 4: Simplify right side
2,323,222.08x = 2,231,489,008,712.88 - Step 5: Solve for x
x = 2,231,489,008,712.88/2,323,222.08 - Step 6: Final answer
x = 960,514.72
Related Problems
Find fourth proportional to 1,161,611.04, 1,742,504.04 and 320,155.50
Half scale
Find fourth proportional to 4,646,444.16, 6,970,016.16 and 1,280,622
Double scale
Find fourth proportional to 2,323,223.08, 3,485,009.58 and 640,312
Similar ratio
Find fourth proportional to 3,484,833.12, 5,227,512.12 and 960,466.50
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.