Finding the Fourth Proportional to 3,163,268.64, 4,743,921.57 and 1,141,249.68
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Solution
The fourth proportional to 3,163,268.64, 4,743,921.57 and 1,141,249.68 is: 1,711,520.45
Step by Step Solution
- Step 1: Write the proportion equation
3,163,268.64 : 4,743,921.57 = 1,141,249.68 : x - Step 2: Convert to fraction form
3,163,268.64/4,743,921.57 = 1,141,249.68/x - Step 3: Cross multiply
3,163,268.64x = 4,743,921.57 × 1,141,249.68 - Step 4: Simplify right side
3,163,268.64x = 5,413,998,973,707.60 - Step 5: Solve for x
x = 5,413,998,973,707.60/3,163,268.64 - Step 6: Final answer
x = 1,711,520.45
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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.