Finding the Fourth Proportional to 3,240,548.10, 4,861,513.35 and 996,912.90
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Solution
The fourth proportional to 3,240,548.10, 4,861,513.35 and 996,912.90 is: 1,495,581.99
Step by Step Solution
- Step 1: Write the proportion equation
3,240,548.10 : 4,861,513.35 = 996,912.90 : x - Step 2: Convert to fraction form
3,240,548.10/4,861,513.35 = 996,912.90/x - Step 3: Cross multiply
3,240,548.10x = 4,861,513.35 × 996,912.90 - Step 4: Simplify right side
3,240,548.10x = 4,846,505,372,137.22 - Step 5: Solve for x
x = 4,846,505,372,137.22/3,240,548.10 - Step 6: Final answer
x = 1,495,581.99
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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.