Finding the Fourth Proportional to 6,491,680.48, 9,738,406.80 and 2,704,277.44
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Solution
The fourth proportional to 6,491,680.48, 9,738,406.80 and 2,704,277.44 is: 4,056,785.28
Step by Step Solution
- Step 1: Write the proportion equation
6,491,680.48 : 9,738,406.80 = 2,704,277.44 : x - Step 2: Convert to fraction form
6,491,680.48/9,738,406.80 = 2,704,277.44/x - Step 3: Cross multiply
6,491,680.48x = 9,738,406.80 × 2,704,277.44 - Step 4: Simplify right side
6,491,680.48x = 26,335,353,810,782.59 - Step 5: Solve for x
x = 26,335,353,810,782.59/6,491,680.48 - Step 6: Final answer
x = 4,056,785.28
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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.