Finding the Fourth Proportional to 4,737,450.25, 7,106,176.03 and 1,143,217.20
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Solution
The fourth proportional to 4,737,450.25, 7,106,176.03 and 1,143,217.20 is: 1,714,825.96
Step by Step Solution
- Step 1: Write the proportion equation
4,737,450.25 : 7,106,176.03 = 1,143,217.20 : x - Step 2: Convert to fraction form
4,737,450.25/7,106,176.03 = 1,143,217.20/x - Step 3: Cross multiply
4,737,450.25x = 7,106,176.03 × 1,143,217.20 - Step 4: Simplify right side
4,737,450.25x = 8,123,902,663,723.72 - Step 5: Solve for x
x = 8,123,902,663,723.72/4,737,450.25 - Step 6: Final answer
x = 1,714,825.96
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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.