Finding the Fourth Proportional to 4,520,546.70, 6,235,869.72 and 2,863,659.44
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Solution
The fourth proportional to 4,520,546.70, 6,235,869.72 and 2,863,659.44 is: 3,950,276.01
Step by Step Solution
- Step 1: Write the proportion equation
4,520,546.70 : 6,235,869.72 = 2,863,659.44 : x - Step 2: Convert to fraction form
4,520,546.70/6,235,869.72 = 2,863,659.44/x - Step 3: Cross multiply
4,520,546.70x = 6,235,869.72 × 2,863,659.44 - Step 4: Simplify right side
4,520,546.70x = 17,857,407,190,288.16 - Step 5: Solve for x
x = 17,857,407,190,288.16/4,520,546.70 - Step 6: Final answer
x = 3,950,276.01
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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.