Finding the Fourth Proportional to 3,829,707.96, 5,744,544.66 and 989,578.68
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Solution
The fourth proportional to 3,829,707.96, 5,744,544.66 and 989,578.68 is: 1,484,363.55
Step by Step Solution
- Step 1: Write the proportion equation
3,829,707.96 : 5,744,544.66 = 989,578.68 : x - Step 2: Convert to fraction form
3,829,707.96/5,744,544.66 = 989,578.68/x - Step 3: Cross multiply
3,829,707.96x = 5,744,544.66 × 989,578.68 - Step 4: Simplify right side
3,829,707.96x = 5,684,678,921,843.85 - Step 5: Solve for x
x = 5,684,678,921,843.85/3,829,707.96 - Step 6: Final answer
x = 1,484,363.55
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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.