Finding the Fourth Proportional to 2,802,516.28, 4,188,418.37 and 2,045,950.96
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Solution
The fourth proportional to 2,802,516.28, 4,188,418.37 and 2,045,950.96 is: 3,057,715.90
Step by Step Solution
- Step 1: Write the proportion equation
2,802,516.28 : 4,188,418.37 = 2,045,950.96 : x - Step 2: Convert to fraction form
2,802,516.28/4,188,418.37 = 2,045,950.96/x - Step 3: Cross multiply
2,802,516.28x = 4,188,418.37 × 2,045,950.96 - Step 4: Simplify right side
2,802,516.28x = 8,569,298,584,983.14 - Step 5: Solve for x
x = 8,569,298,584,983.14/2,802,516.28 - Step 6: Final answer
x = 3,057,715.90
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.