Finding the Fourth Proportional to 4,846,124.85, 6,687,678.60 and 2,780,975.99
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Solution
The fourth proportional to 4,846,124.85, 6,687,678.60 and 2,780,975.99 is: 3,837,761.96
Step by Step Solution
- Step 1: Write the proportion equation
4,846,124.85 : 6,687,678.60 = 2,780,975.99 : x - Step 2: Convert to fraction form
4,846,124.85/6,687,678.60 = 2,780,975.99/x - Step 3: Cross multiply
4,846,124.85x = 6,687,678.60 × 2,780,975.99 - Step 4: Simplify right side
4,846,124.85x = 18,598,273,581,998.42 - Step 5: Solve for x
x = 18,598,273,581,998.42/4,846,124.85 - Step 6: Final answer
x = 3,837,761.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.