Finding the Fourth Proportional to 4,193,858.62, 6,292,609.55 and 2,276,124.70
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Solution
The fourth proportional to 4,193,858.62, 6,292,609.55 and 2,276,124.70 is: 3,415,175.70
Step by Step Solution
- Step 1: Write the proportion equation
4,193,858.62 : 6,292,609.55 = 2,276,124.70 : x - Step 2: Convert to fraction form
4,193,858.62/6,292,609.55 = 2,276,124.70/x - Step 3: Cross multiply
4,193,858.62x = 6,292,609.55 × 2,276,124.70 - Step 4: Simplify right side
4,193,858.62x = 14,322,764,012,830.26 - Step 5: Solve for x
x = 14,322,764,012,830.26/4,193,858.62 - Step 6: Final answer
x = 3,415,175.70
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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.