Finding the Fourth Proportional to 4,129,176.30, 6,193,764.45 and 3,810,311.70
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Solution
The fourth proportional to 4,129,176.30, 6,193,764.45 and 3,810,311.70 is: 5,715,467.55
Step by Step Solution
- Step 1: Write the proportion equation
4,129,176.30 : 6,193,764.45 = 3,810,311.70 : x - Step 2: Convert to fraction form
4,129,176.30/6,193,764.45 = 3,810,311.70/x - Step 3: Cross multiply
4,129,176.30x = 6,193,764.45 × 3,810,311.70 - Step 4: Simplify right side
4,129,176.30x = 23,600,173,150,879.07 - Step 5: Solve for x
x = 23,600,173,150,879.07/4,129,176.30 - Step 6: Final answer
x = 5,715,467.55
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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.