Finding the Fourth Proportional to 3,716,082.08, 5,128,247.76 and 2,084,850.08
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Solution
The fourth proportional to 3,716,082.08, 5,128,247.76 and 2,084,850.08 is: 2,877,123.68
Step by Step Solution
- Step 1: Write the proportion equation
3,716,082.08 : 5,128,247.76 = 2,084,850.08 : x - Step 2: Convert to fraction form
3,716,082.08/5,128,247.76 = 2,084,850.08/x - Step 3: Cross multiply
3,716,082.08x = 5,128,247.76 × 2,084,850.08 - Step 4: Simplify right side
3,716,082.08x = 10,691,627,752,695.82 - Step 5: Solve for x
x = 10,691,627,752,695.82/3,716,082.08 - Step 6: Final answer
x = 2,877,123.68
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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.