Finding the Fourth Proportional to 1,760,216.14, 2,639,901.44 and 812,676.46
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Solution
The fourth proportional to 1,760,216.14, 2,639,901.44 and 812,676.46 is: 1,218,819.50
Step by Step Solution
- Step 1: Write the proportion equation
1,760,216.14 : 2,639,901.44 = 812,676.46 : x - Step 2: Convert to fraction form
1,760,216.14/2,639,901.44 = 812,676.46/x - Step 3: Cross multiply
1,760,216.14x = 2,639,901.44 × 812,676.46 - Step 4: Simplify right side
1,760,216.14x = 2,145,385,757,008.10 - Step 5: Solve for x
x = 2,145,385,757,008.10/1,760,216.14 - Step 6: Final answer
x = 1,218,819.50
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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.