Finding the Fourth Proportional to 3,826,107.29, 5,279,857.76 and 2,193,344.12
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Solution
The fourth proportional to 3,826,107.29, 5,279,857.76 and 2,193,344.12 is: 3,026,717.26
Step by Step Solution
- Step 1: Write the proportion equation
3,826,107.29 : 5,279,857.76 = 2,193,344.12 : x - Step 2: Convert to fraction form
3,826,107.29/5,279,857.76 = 2,193,344.12/x - Step 3: Cross multiply
3,826,107.29x = 5,279,857.76 × 2,193,344.12 - Step 4: Simplify right side
3,826,107.29x = 11,580,544,945,933.08 - Step 5: Solve for x
x = 11,580,544,945,933.08/3,826,107.29 - Step 6: Final answer
x = 3,026,717.26
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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.