Finding the Fourth Proportional to 4,033,779.51, 5,566,453.74 and 2,198,198.67
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Solution
The fourth proportional to 4,033,779.51, 5,566,453.74 and 2,198,198.67 is: 3,033,425.89
Step by Step Solution
- Step 1: Write the proportion equation
4,033,779.51 : 5,566,453.74 = 2,198,198.67 : x - Step 2: Convert to fraction form
4,033,779.51/5,566,453.74 = 2,198,198.67/x - Step 3: Cross multiply
4,033,779.51x = 5,566,453.74 × 2,198,198.67 - Step 4: Simplify right side
4,033,779.51x = 12,236,171,207,884.53 - Step 5: Solve for x
x = 12,236,171,207,884.53/4,033,779.51 - Step 6: Final answer
x = 3,033,425.89
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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.