Finding the Fourth Proportional to 2,493,246.21, 3,738,540.11 and 1,293,961.02
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Solution
The fourth proportional to 2,493,246.21, 3,738,540.11 and 1,293,961.02 is: 1,940,251.69
Step by Step Solution
- Step 1: Write the proportion equation
2,493,246.21 : 3,738,540.11 = 1,293,961.02 : x - Step 2: Convert to fraction form
2,493,246.21/3,738,540.11 = 1,293,961.02/x - Step 3: Cross multiply
2,493,246.21x = 3,738,540.11 × 1,293,961.02 - Step 4: Simplify right side
2,493,246.21x = 4,837,525,167,576.71 - Step 5: Solve for x
x = 4,837,525,167,576.71/2,493,246.21 - Step 6: Final answer
x = 1,940,251.69
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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.