Finding the Fourth Proportional to 3,831,958.11, 5,746,957.27 and 1,135,654.41
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Solution
The fourth proportional to 3,831,958.11, 5,746,957.27 and 1,135,654.41 is: 1,703,191.21
Step by Step Solution
- Step 1: Write the proportion equation
3,831,958.11 : 5,746,957.27 = 1,135,654.41 : x - Step 2: Convert to fraction form
3,831,958.11/5,746,957.27 = 1,135,654.41/x - Step 3: Cross multiply
3,831,958.11x = 5,746,957.27 × 1,135,654.41 - Step 4: Simplify right side
3,831,958.11x = 6,526,557,367,757.06 - Step 5: Solve for x
x = 6,526,557,367,757.06/3,831,958.11 - Step 6: Final answer
x = 1,703,191.21
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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.