Finding the Fourth Proportional to 5,754,163.80, 8,640,576.90 and 4,167,859.80
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Solution
The fourth proportional to 5,754,163.80, 8,640,576.90 and 4,167,859.80 is: 6,258,548.48
Step by Step Solution
- Step 1: Write the proportion equation
5,754,163.80 : 8,640,576.90 = 4,167,859.80 : x - Step 2: Convert to fraction form
5,754,163.80/8,640,576.90 = 4,167,859.80/x - Step 3: Cross multiply
5,754,163.80x = 8,640,576.90 × 4,167,859.80 - Step 4: Simplify right side
5,754,163.80x = 36,012,713,110,318.62 - Step 5: Solve for x
x = 36,012,713,110,318.62/5,754,163.80 - Step 6: Final answer
x = 6,258,548.48
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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.