Finding the Fourth Proportional to 5,578,651.89, 8,364,157.65 and 2,840,899.79
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Solution
The fourth proportional to 5,578,651.89, 8,364,157.65 and 2,840,899.79 is: 4,259,404.27
Step by Step Solution
- Step 1: Write the proportion equation
5,578,651.89 : 8,364,157.65 = 2,840,899.79 : x - Step 2: Convert to fraction form
5,578,651.89/8,364,157.65 = 2,840,899.79/x - Step 3: Cross multiply
5,578,651.89x = 8,364,157.65 × 2,840,899.79 - Step 4: Simplify right side
5,578,651.89x = 23,761,733,669,591.11 - Step 5: Solve for x
x = 23,761,733,669,591.11/5,578,651.89 - Step 6: Final answer
x = 4,259,404.27
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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.