Finding the Fourth Proportional to 3,922,226.26, 5,413,177.84 and 2,203,678.96
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Solution
The fourth proportional to 3,922,226.26, 5,413,177.84 and 2,203,678.96 is: 3,041,361.03
Step by Step Solution
- Step 1: Write the proportion equation
3,922,226.26 : 5,413,177.84 = 2,203,678.96 : x - Step 2: Convert to fraction form
3,922,226.26/5,413,177.84 = 2,203,678.96/x - Step 3: Cross multiply
3,922,226.26x = 5,413,177.84 × 2,203,678.96 - Step 4: Simplify right side
3,922,226.26x = 11,928,906,112,746.25 - Step 5: Solve for x
x = 11,928,906,112,746.25/3,922,226.26 - Step 6: Final answer
x = 3,041,361.03
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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.