Finding the Fourth Proportional to 2,567,286.12, 3,851,734.86 and 1,543,794.42
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Solution
The fourth proportional to 2,567,286.12, 3,851,734.86 and 1,543,794.42 is: 2,316,176.11
Step by Step Solution
- Step 1: Write the proportion equation
2,567,286.12 : 3,851,734.86 = 1,543,794.42 : x - Step 2: Convert to fraction form
2,567,286.12/3,851,734.86 = 1,543,794.42/x - Step 3: Cross multiply
2,567,286.12x = 3,851,734.86 × 1,543,794.42 - Step 4: Simplify right side
2,567,286.12x = 5,946,286,784,187.48 - Step 5: Solve for x
x = 5,946,286,784,187.48/2,567,286.12 - Step 6: Final answer
x = 2,316,176.11
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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.