Finding the Fourth Proportional to 1,508,021.28, 2,261,551.92 and 496,954.80
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Solution
The fourth proportional to 1,508,021.28, 2,261,551.92 and 496,954.80 is: 745,274.02
Step by Step Solution
- Step 1: Write the proportion equation
1,508,021.28 : 2,261,551.92 = 496,954.80 : x - Step 2: Convert to fraction form
1,508,021.28/2,261,551.92 = 496,954.80/x - Step 3: Cross multiply
1,508,021.28x = 2,261,551.92 × 496,954.80 - Step 4: Simplify right side
1,508,021.28x = 1,123,889,082,093.22 - Step 5: Solve for x
x = 1,123,889,082,093.22/1,508,021.28 - Step 6: Final answer
x = 745,274.02
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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.