Finding the Fourth Proportional to 4,193,231.28, 5,786,259.36 and 2,451,307.92
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Solution
The fourth proportional to 4,193,231.28, 5,786,259.36 and 2,451,307.92 is: 3,382,571.21
Step by Step Solution
- Step 1: Write the proportion equation
4,193,231.28 : 5,786,259.36 = 2,451,307.92 : x - Step 2: Convert to fraction form
4,193,231.28/5,786,259.36 = 2,451,307.92/x - Step 3: Cross multiply
4,193,231.28x = 5,786,259.36 × 2,451,307.92 - Step 4: Simplify right side
4,193,231.28x = 14,183,903,396,342.13 - Step 5: Solve for x
x = 14,183,903,396,342.13/4,193,231.28 - Step 6: Final answer
x = 3,382,571.21
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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.