Finding the Fourth Proportional to 3,440,826.26, 5,161,859.94 and 1,417,944.20
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Solution
The fourth proportional to 3,440,826.26, 5,161,859.94 and 1,417,944.20 is: 2,127,172.02
Step by Step Solution
- Step 1: Write the proportion equation
3,440,826.26 : 5,161,859.94 = 1,417,944.20 : x - Step 2: Convert to fraction form
3,440,826.26/5,161,859.94 = 1,417,944.20/x - Step 3: Cross multiply
3,440,826.26x = 5,161,859.94 × 1,417,944.20 - Step 4: Simplify right side
3,440,826.26x = 7,319,229,337,326.05 - Step 5: Solve for x
x = 7,319,229,337,326.05/3,440,826.26 - Step 6: Final answer
x = 2,127,172.02
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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.