Finding the Fourth Proportional to 4,848,265.18, 7,274,539.86 and 2,542,207.65
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Solution
The fourth proportional to 4,848,265.18, 7,274,539.86 and 2,542,207.65 is: 3,814,434.69
Step by Step Solution
- Step 1: Write the proportion equation
4,848,265.18 : 7,274,539.86 = 2,542,207.65 : x - Step 2: Convert to fraction form
4,848,265.18/7,274,539.86 = 2,542,207.65/x - Step 3: Cross multiply
4,848,265.18x = 7,274,539.86 × 2,542,207.65 - Step 4: Simplify right side
4,848,265.18x = 18,493,390,882,321.93 - Step 5: Solve for x
x = 18,493,390,882,321.93/4,848,265.18 - Step 6: Final answer
x = 3,814,434.69
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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.