Finding the Fourth Proportional to 4,530,265.12, 6,251,766.80 and 2,493,074.72
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Solution
The fourth proportional to 4,530,265.12, 6,251,766.80 and 2,493,074.72 is: 3,440,443.63
Step by Step Solution
- Step 1: Write the proportion equation
4,530,265.12 : 6,251,766.80 = 2,493,074.72 : x - Step 2: Convert to fraction form
4,530,265.12/6,251,766.80 = 2,493,074.72/x - Step 3: Cross multiply
4,530,265.12x = 6,251,766.80 × 2,493,074.72 - Step 4: Simplify right side
4,530,265.12x = 15,586,121,764,415.30 - Step 5: Solve for x
x = 15,586,121,764,415.30/4,530,265.12 - Step 6: Final answer
x = 3,440,443.63
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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.