Finding the Fourth Proportional to 4,520,375.91, 6,238,175.48 and 2,455,425.96
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Solution
The fourth proportional to 4,520,375.91, 6,238,175.48 and 2,455,425.96 is: 3,388,518.64
Step by Step Solution
- Step 1: Write the proportion equation
4,520,375.91 : 6,238,175.48 = 2,455,425.96 : x - Step 2: Convert to fraction form
4,520,375.91/6,238,175.48 = 2,455,425.96/x - Step 3: Cross multiply
4,520,375.91x = 6,238,175.48 × 2,455,425.96 - Step 4: Simplify right side
4,520,375.91x = 15,317,378,022,766.03 - Step 5: Solve for x
x = 15,317,378,022,766.03/4,520,375.91 - Step 6: Final answer
x = 3,388,518.64
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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.