Finding the Fourth Proportional to 4,982,751.87, 6,876,197.35 and 2,690,912.35
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Solution
The fourth proportional to 4,982,751.87, 6,876,197.35 and 2,690,912.35 is: 3,713,458.92
Step by Step Solution
- Step 1: Write the proportion equation
4,982,751.87 : 6,876,197.35 = 2,690,912.35 : x - Step 2: Convert to fraction form
4,982,751.87/6,876,197.35 = 2,690,912.35/x - Step 3: Cross multiply
4,982,751.87x = 6,876,197.35 × 2,690,912.35 - Step 4: Simplify right side
4,982,751.87x = 18,503,244,370,152.27 - Step 5: Solve for x
x = 18,503,244,370,152.27/4,982,751.87 - Step 6: Final answer
x = 3,713,458.92
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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.