Finding the Fourth Proportional to 4,902,394.20, 7,351,229.34 and 1,707,449.64
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Solution
The fourth proportional to 4,902,394.20, 7,351,229.34 and 1,707,449.64 is: 2,560,351.82
Step by Step Solution
- Step 1: Write the proportion equation
4,902,394.20 : 7,351,229.34 = 1,707,449.64 : x - Step 2: Convert to fraction form
4,902,394.20/7,351,229.34 = 1,707,449.64/x - Step 3: Cross multiply
4,902,394.20x = 7,351,229.34 × 1,707,449.64 - Step 4: Simplify right side
4,902,394.20x = 12,551,853,890,140.44 - Step 5: Solve for x
x = 12,551,853,890,140.44/4,902,394.20 - Step 6: Final answer
x = 2,560,351.82
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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.