Finding the Fourth Proportional to 4,421,845.20, 6,632,025.84 and 1,227,295.92
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Solution
The fourth proportional to 4,421,845.20, 6,632,025.84 and 1,227,295.92 is: 1,840,737.95
Step by Step Solution
- Step 1: Write the proportion equation
4,421,845.20 : 6,632,025.84 = 1,227,295.92 : x - Step 2: Convert to fraction form
4,421,845.20/6,632,025.84 = 1,227,295.92/x - Step 3: Cross multiply
4,421,845.20x = 6,632,025.84 × 1,227,295.92 - Step 4: Simplify right side
4,421,845.20x = 8,139,458,254,766.57 - Step 5: Solve for x
x = 8,139,458,254,766.57/4,421,845.20 - Step 6: Final answer
x = 1,840,737.95
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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.