Finding the Fourth Proportional to 4,086,618.54, 6,120,479.70 and 3,944,900.94
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Solution
The fourth proportional to 4,086,618.54, 6,120,479.70 and 3,944,900.94 is: 5,908,230.95
Step by Step Solution
- Step 1: Write the proportion equation
4,086,618.54 : 6,120,479.70 = 3,944,900.94 : x - Step 2: Convert to fraction form
4,086,618.54/6,120,479.70 = 3,944,900.94/x - Step 3: Cross multiply
4,086,618.54x = 6,120,479.70 × 3,944,900.94 - Step 4: Simplify right side
4,086,618.54x = 24,144,686,121,780.92 - Step 5: Solve for x
x = 24,144,686,121,780.92/4,086,618.54 - Step 6: Final answer
x = 5,908,230.95
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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.