Finding the Fourth Proportional to 4,622,679.92, 6,379,263.60 and 2,585,489.44
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Solution
The fourth proportional to 4,622,679.92, 6,379,263.60 and 2,585,489.44 is: 3,567,956.03
Step by Step Solution
- Step 1: Write the proportion equation
4,622,679.92 : 6,379,263.60 = 2,585,489.44 : x - Step 2: Convert to fraction form
4,622,679.92/6,379,263.60 = 2,585,489.44/x - Step 3: Cross multiply
4,622,679.92x = 6,379,263.60 × 2,585,489.44 - Step 4: Simplify right side
4,622,679.92x = 16,493,518,672,776.38 - Step 5: Solve for x
x = 16,493,518,672,776.38/4,622,679.92 - Step 6: Final answer
x = 3,567,956.03
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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.