Finding the Fourth Proportional to 4,207,915.42, 6,302,738.99 and 2,583,754.23
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Solution
The fourth proportional to 4,207,915.42, 6,302,738.99 and 2,583,754.23 is: 3,870,022.77
Step by Step Solution
- Step 1: Write the proportion equation
4,207,915.42 : 6,302,738.99 = 2,583,754.23 : x - Step 2: Convert to fraction form
4,207,915.42/6,302,738.99 = 2,583,754.23/x - Step 3: Cross multiply
4,207,915.42x = 6,302,738.99 × 2,583,754.23 - Step 4: Simplify right side
4,207,915.42x = 16,284,728,500,944.12 - Step 5: Solve for x
x = 16,284,728,500,944.12/4,207,915.42 - Step 6: Final answer
x = 3,870,022.77
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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.