Finding the Fourth Proportional to 3,456,901.44, 4,770,524.25 and 1,908,163.49
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Solution
The fourth proportional to 3,456,901.44, 4,770,524.25 and 1,908,163.49 is: 2,633,265.75
Step by Step Solution
- Step 1: Write the proportion equation
3,456,901.44 : 4,770,524.25 = 1,908,163.49 : x - Step 2: Convert to fraction form
3,456,901.44/4,770,524.25 = 1,908,163.49/x - Step 3: Cross multiply
3,456,901.44x = 4,770,524.25 × 1,908,163.49 - Step 4: Simplify right side
3,456,901.44x = 9,102,940,178,157.01 - Step 5: Solve for x
x = 9,102,940,178,157.01/3,456,901.44 - Step 6: Final answer
x = 2,633,265.75
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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.