Finding the Fourth Proportional to 5,192,795.92, 7,782,231.20 and 4,041,432.68
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Solution
The fourth proportional to 5,192,795.92, 7,782,231.20 and 4,041,432.68 is: 6,056,730.13
Step by Step Solution
- Step 1: Write the proportion equation
5,192,795.92 : 7,782,231.20 = 4,041,432.68 : x - Step 2: Convert to fraction form
5,192,795.92/7,782,231.20 = 4,041,432.68/x - Step 3: Cross multiply
5,192,795.92x = 7,782,231.20 × 4,041,432.68 - Step 4: Simplify right side
5,192,795.92x = 31,451,363,494,995.62 - Step 5: Solve for x
x = 31,451,363,494,995.62/5,192,795.92 - Step 6: Final answer
x = 6,056,730.13
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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.