Finding the Fourth Proportional to 5,082,293.20, 7,626,414.12 and 1,889,623.12
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Solution
The fourth proportional to 5,082,293.20, 7,626,414.12 and 1,889,623.12 is: 2,835,540.55
Step by Step Solution
- Step 1: Write the proportion equation
5,082,293.20 : 7,626,414.12 = 1,889,623.12 : x - Step 2: Convert to fraction form
5,082,293.20/7,626,414.12 = 1,889,623.12/x - Step 3: Cross multiply
5,082,293.20x = 7,626,414.12 × 1,889,623.12 - Step 4: Simplify right side
5,082,293.20x = 14,411,048,443,846.46 - Step 5: Solve for x
x = 14,411,048,443,846.46/5,082,293.20 - Step 6: Final answer
x = 2,835,540.55
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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.