Finding the Fourth Proportional to 5,869,296.20, 8,800,663.80 and 2,988,861.68
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Solution
The fourth proportional to 5,869,296.20, 8,800,663.80 and 2,988,861.68 is: 4,481,621.97
Step by Step Solution
- Step 1: Write the proportion equation
5,869,296.20 : 8,800,663.80 = 2,988,861.68 : x - Step 2: Convert to fraction form
5,869,296.20/8,800,663.80 = 2,988,861.68/x - Step 3: Cross multiply
5,869,296.20x = 8,800,663.80 × 2,988,861.68 - Step 4: Simplify right side
5,869,296.20x = 26,303,966,790,383.19 - Step 5: Solve for x
x = 26,303,966,790,383.19/5,869,296.20 - Step 6: Final answer
x = 4,481,621.97
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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.