Finding the Fourth Proportional to 5,491,833.48, 8,228,449.94 and 3,326,315.22
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Solution
The fourth proportional to 5,491,833.48, 8,228,449.94 and 3,326,315.22 is: 4,983,839.80
Step by Step Solution
- Step 1: Write the proportion equation
5,491,833.48 : 8,228,449.94 = 3,326,315.22 : x - Step 2: Convert to fraction form
5,491,833.48/8,228,449.94 = 3,326,315.22/x - Step 3: Cross multiply
5,491,833.48x = 8,228,449.94 × 3,326,315.22 - Step 4: Simplify right side
5,491,833.48x = 27,370,418,255,798.51 - Step 5: Solve for x
x = 27,370,418,255,798.51/5,491,833.48 - Step 6: Final answer
x = 4,983,839.80
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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.