Finding the Fourth Proportional to 5,485,861.23, 8,229,333.12 and 1,891,154.94
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Solution
The fourth proportional to 5,485,861.23, 8,229,333.12 and 1,891,154.94 is: 2,836,919.01
Step by Step Solution
- Step 1: Write the proportion equation
5,485,861.23 : 8,229,333.12 = 1,891,154.94 : x - Step 2: Convert to fraction form
5,485,861.23/8,229,333.12 = 1,891,154.94/x - Step 3: Cross multiply
5,485,861.23x = 8,229,333.12 × 1,891,154.94 - Step 4: Simplify right side
5,485,861.23x = 15,562,943,982,793.61 - Step 5: Solve for x
x = 15,562,943,982,793.61/5,485,861.23 - Step 6: Final answer
x = 2,836,919.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.