Finding the Fourth Proportional to 5,132,324.07, 7,082,935.99 and 2,956,827.69
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Solution
The fourth proportional to 5,132,324.07, 7,082,935.99 and 2,956,827.69 is: 4,080,611.62
Step by Step Solution
- Step 1: Write the proportion equation
5,132,324.07 : 7,082,935.99 = 2,956,827.69 : x - Step 2: Convert to fraction form
5,132,324.07/7,082,935.99 = 2,956,827.69/x - Step 3: Cross multiply
5,132,324.07x = 7,082,935.99 × 2,956,827.69 - Step 4: Simplify right side
5,132,324.07x = 20,943,021,246,891 - Step 5: Solve for x
x = 20,943,021,246,891/5,132,324.07 - Step 6: Final answer
x = 4,080,611.62
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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.