Finding the Fourth Proportional to 4,491,539.91, 6,736,586.94 and 1,253,161.53
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Solution
The fourth proportional to 4,491,539.91, 6,736,586.94 and 1,253,161.53 is: 1,879,540.60
Step by Step Solution
- Step 1: Write the proportion equation
4,491,539.91 : 6,736,586.94 = 1,253,161.53 : x - Step 2: Convert to fraction form
4,491,539.91/6,736,586.94 = 1,253,161.53/x - Step 3: Cross multiply
4,491,539.91x = 6,736,586.94 × 1,253,161.53 - Step 4: Simplify right side
4,491,539.91x = 8,442,031,596,708.42 - Step 5: Solve for x
x = 8,442,031,596,708.42/4,491,539.91 - Step 6: Final answer
x = 1,879,540.60
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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.