Finding the Fourth Proportional to 5,522,838.99, 8,284,061.63 and 1,928,591.97
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Solution
The fourth proportional to 5,522,838.99, 8,284,061.63 and 1,928,591.97 is: 2,892,819.21
Step by Step Solution
- Step 1: Write the proportion equation
5,522,838.99 : 8,284,061.63 = 1,928,591.97 : x - Step 2: Convert to fraction form
5,522,838.99/8,284,061.63 = 1,928,591.97/x - Step 3: Cross multiply
5,522,838.99x = 8,284,061.63 × 1,928,591.97 - Step 4: Simplify right side
5,522,838.99x = 15,976,574,728,960.15 - Step 5: Solve for x
x = 15,976,574,728,960.15/5,522,838.99 - Step 6: Final answer
x = 2,892,819.21
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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.