Finding the Fourth Proportional to 3,275,442.24, 4,520,064.60 and 1,825,198.80
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Solution
The fourth proportional to 3,275,442.24, 4,520,064.60 and 1,825,198.80 is: 2,518,748.88
Step by Step Solution
- Step 1: Write the proportion equation
3,275,442.24 : 4,520,064.60 = 1,825,198.80 : x - Step 2: Convert to fraction form
3,275,442.24/4,520,064.60 = 1,825,198.80/x - Step 3: Cross multiply
3,275,442.24x = 4,520,064.60 × 1,825,198.80 - Step 4: Simplify right side
3,275,442.24x = 8,250,016,483,842.48 - Step 5: Solve for x
x = 8,250,016,483,842.48/3,275,442.24 - Step 6: Final answer
x = 2,518,748.88
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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.