Finding the Fourth Proportional to 2,795,891.22, 4,194,717.09 and 998,734.98
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Solution
The fourth proportional to 2,795,891.22, 4,194,717.09 and 998,734.98 is: 1,498,416.91
Step by Step Solution
- Step 1: Write the proportion equation
2,795,891.22 : 4,194,717.09 = 998,734.98 : x - Step 2: Convert to fraction form
2,795,891.22/4,194,717.09 = 998,734.98/x - Step 3: Cross multiply
2,795,891.22x = 4,194,717.09 × 998,734.98 - Step 4: Simplify right side
2,795,891.22x = 4,189,410,688,986.81 - Step 5: Solve for x
x = 4,189,410,688,986.81/2,795,891.22 - Step 6: Final answer
x = 1,498,416.91
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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.