Finding the Fourth Proportional to 1,161,280.11, 1,741,751.21 and 362,375.79
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Solution
The fourth proportional to 1,161,280.11, 1,741,751.21 and 362,375.79 is: 543,510.96
Step by Step Solution
- Step 1: Write the proportion equation
1,161,280.11 : 1,741,751.21 = 362,375.79 : x - Step 2: Convert to fraction form
1,161,280.11/1,741,751.21 = 362,375.79/x - Step 3: Cross multiply
1,161,280.11x = 1,741,751.21 × 362,375.79 - Step 4: Simplify right side
1,161,280.11x = 631,168,468,895.33 - Step 5: Solve for x
x = 631,168,468,895.33/1,161,280.11 - Step 6: Final answer
x = 543,510.96
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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.