Finding the Fourth Proportional to 5,726,516.73, 8,589,328.57 and 3,328,832.08
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Solution
The fourth proportional to 5,726,516.73, 8,589,328.57 and 3,328,832.08 is: 4,992,988.55
Step by Step Solution
- Step 1: Write the proportion equation
5,726,516.73 : 8,589,328.57 = 3,328,832.08 : x - Step 2: Convert to fraction form
5,726,516.73/8,589,328.57 = 3,328,832.08/x - Step 3: Cross multiply
5,726,516.73x = 8,589,328.57 × 3,328,832.08 - Step 4: Simplify right side
5,726,516.73x = 28,592,432,489,476.53 - Step 5: Solve for x
x = 28,592,432,489,476.53/5,726,516.73 - Step 6: Final answer
x = 4,992,988.55
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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.