Finding the Fourth Proportional to 3,689,316.39, 5,522,624.36 and 2,407,163.09
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Solution
The fourth proportional to 3,689,316.39, 5,522,624.36 and 2,407,163.09 is: 3,603,338.96
Step by Step Solution
- Step 1: Write the proportion equation
3,689,316.39 : 5,522,624.36 = 2,407,163.09 : x - Step 2: Convert to fraction form
3,689,316.39/5,522,624.36 = 2,407,163.09/x - Step 3: Cross multiply
3,689,316.39x = 5,522,624.36 × 2,407,163.09 - Step 4: Simplify right side
3,689,316.39x = 13,293,857,479,677.94 - Step 5: Solve for x
x = 13,293,857,479,677.94/3,689,316.39 - Step 6: Final answer
x = 3,603,338.96
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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.