Finding the Fourth Proportional to 2,689,057.44, 3,711,037.68 and 1,481,833.44
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Solution
The fourth proportional to 2,689,057.44, 3,711,037.68 and 1,481,833.44 is: 2,045,006.42
Step by Step Solution
- Step 1: Write the proportion equation
2,689,057.44 : 3,711,037.68 = 1,481,833.44 : x - Step 2: Convert to fraction form
2,689,057.44/3,711,037.68 = 1,481,833.44/x - Step 3: Cross multiply
2,689,057.44x = 3,711,037.68 × 1,481,833.44 - Step 4: Simplify right side
2,689,057.44x = 5,499,139,731,324.02 - Step 5: Solve for x
x = 5,499,139,731,324.02/2,689,057.44 - Step 6: Final answer
x = 2,045,006.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.