Finding the Fourth Proportional to 3,812,469.08, 5,718,703.49 and 1,792,107.55
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Solution
The fourth proportional to 3,812,469.08, 5,718,703.49 and 1,792,107.55 is: 2,688,161.25
Step by Step Solution
- Step 1: Write the proportion equation
3,812,469.08 : 5,718,703.49 = 1,792,107.55 : x - Step 2: Convert to fraction form
3,812,469.08/5,718,703.49 = 1,792,107.55/x - Step 3: Cross multiply
3,812,469.08x = 5,718,703.49 × 1,792,107.55 - Step 4: Simplify right side
3,812,469.08x = 10,248,531,663,086.29 - Step 5: Solve for x
x = 10,248,531,663,086.29/3,812,469.08 - Step 6: Final answer
x = 2,688,161.25
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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.