Finding the Fourth Proportional to 3,957,288.93, 5,936,163.03 and 1,117,163.25
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Solution
The fourth proportional to 3,957,288.93, 5,936,163.03 and 1,117,163.25 is: 1,675,809.70
Step by Step Solution
- Step 1: Write the proportion equation
3,957,288.93 : 5,936,163.03 = 1,117,163.25 : x - Step 2: Convert to fraction form
3,957,288.93/5,936,163.03 = 1,117,163.25/x - Step 3: Cross multiply
3,957,288.93x = 5,936,163.03 × 1,117,163.25 - Step 4: Simplify right side
3,957,288.93x = 6,631,663,183,124.65 - Step 5: Solve for x
x = 6,631,663,183,124.65/3,957,288.93 - Step 6: Final answer
x = 1,675,809.70
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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.