Finding the Fourth Proportional to 2,078,391.92, 3,117,708.84 and 582,600.56
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Solution
The fourth proportional to 2,078,391.92, 3,117,708.84 and 582,600.56 is: 873,934.75
Step by Step Solution
- Step 1: Write the proportion equation
2,078,391.92 : 3,117,708.84 = 582,600.56 : x - Step 2: Convert to fraction form
2,078,391.92/3,117,708.84 = 582,600.56/x - Step 3: Cross multiply
2,078,391.92x = 3,117,708.84 × 582,600.56 - Step 4: Simplify right side
2,078,391.92x = 1,816,378,916,100.95 - Step 5: Solve for x
x = 1,816,378,916,100.95/2,078,391.92 - Step 6: Final answer
x = 873,934.75
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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.