Finding the Fourth Proportional to 3,990,452.71, 5,988,063.71 and 1,466,363.11
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Solution
The fourth proportional to 3,990,452.71, 5,988,063.71 and 1,466,363.11 is: 2,200,420.94
Step by Step Solution
- Step 1: Write the proportion equation
3,990,452.71 : 5,988,063.71 = 1,466,363.11 : x - Step 2: Convert to fraction form
3,990,452.71/5,988,063.71 = 1,466,363.11/x - Step 3: Cross multiply
3,990,452.71x = 5,988,063.71 × 1,466,363.11 - Step 4: Simplify right side
3,990,452.71x = 8,780,675,717,341.92 - Step 5: Solve for x
x = 8,780,675,717,341.92/3,990,452.71 - Step 6: Final answer
x = 2,200,420.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.