Finding the Fourth Proportional to 4,378,226.18, 6,567,338.92 and 2,218,914.96
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Solution
The fourth proportional to 4,378,226.18, 6,567,338.92 and 2,218,914.96 is: 3,328,372.27
Step by Step Solution
- Step 1: Write the proportion equation
4,378,226.18 : 6,567,338.92 = 2,218,914.96 : x - Step 2: Convert to fraction form
4,378,226.18/6,567,338.92 = 2,218,914.96/x - Step 3: Cross multiply
4,378,226.18x = 6,567,338.92 × 2,218,914.96 - Step 4: Simplify right side
4,378,226.18x = 14,572,366,591,025.86 - Step 5: Solve for x
x = 14,572,366,591,025.86/4,378,226.18 - Step 6: Final answer
x = 3,328,372.27
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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.