Finding the Fourth Proportional to 3,949,715.57, 5,452,776.77 and 2,481,156
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Solution
The fourth proportional to 3,949,715.57, 5,452,776.77 and 2,481,156 is: 3,425,357.99
Step by Step Solution
- Step 1: Write the proportion equation
3,949,715.57 : 5,452,776.77 = 2,481,156 : x - Step 2: Convert to fraction form
3,949,715.57/5,452,776.77 = 2,481,156/x - Step 3: Cross multiply
3,949,715.57x = 5,452,776.77 × 2,481,156 - Step 4: Simplify right side
3,949,715.57x = 13,529,189,787,140.34 - Step 5: Solve for x
x = 13,529,189,787,140.34/3,949,715.57 - Step 6: Final answer
x = 3,425,357.99
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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.