Finding the Fourth Proportional to 4,800,713.72, 6,626,653.26 and 2,764,334.84
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Solution
The fourth proportional to 4,800,713.72, 6,626,653.26 and 2,764,334.84 is: 3,815,742.73
Step by Step Solution
- Step 1: Write the proportion equation
4,800,713.72 : 6,626,653.26 = 2,764,334.84 : x - Step 2: Convert to fraction form
4,800,713.72/6,626,653.26 = 2,764,334.84/x - Step 3: Cross multiply
4,800,713.72x = 6,626,653.26 × 2,764,334.84 - Step 4: Simplify right side
4,800,713.72x = 18,318,288,479,217.58 - Step 5: Solve for x
x = 18,318,288,479,217.58/4,800,713.72 - Step 6: Final answer
x = 3,815,742.73
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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.