Finding the Fourth Proportional to 4,555,816.92, 6,288,610.64 and 2,622,847.91
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Solution
The fourth proportional to 4,555,816.92, 6,288,610.64 and 2,622,847.91 is: 3,620,441.63
Step by Step Solution
- Step 1: Write the proportion equation
4,555,816.92 : 6,288,610.64 = 2,622,847.91 : x - Step 2: Convert to fraction form
4,555,816.92/6,288,610.64 = 2,622,847.91/x - Step 3: Cross multiply
4,555,816.92x = 6,288,610.64 × 2,622,847.91 - Step 4: Simplify right side
4,555,816.92x = 16,494,069,229,370.47 - Step 5: Solve for x
x = 16,494,069,229,370.47/4,555,816.92 - Step 6: Final answer
x = 3,620,441.63
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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.