Finding the Fourth Proportional to 4,737,450.75, 7,106,176.79 and 1,143,217.71
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Solution
The fourth proportional to 4,737,450.75, 7,106,176.79 and 1,143,217.71 is: 1,714,826.73
Step by Step Solution
- Step 1: Write the proportion equation
4,737,450.75 : 7,106,176.79 = 1,143,217.71 : x - Step 2: Convert to fraction form
4,737,450.75/7,106,176.79 = 1,143,217.71/x - Step 3: Cross multiply
4,737,450.75x = 7,106,176.79 × 1,143,217.71 - Step 4: Simplify right side
4,737,450.75x = 8,123,907,156,718.95 - Step 5: Solve for x
x = 8,123,907,156,718.95/4,737,450.75 - Step 6: Final answer
x = 1,714,826.73
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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.