Finding the Fourth Proportional to 3,880,115.97, 5,353,715.57 and 2,352,598.53
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Solution
The fourth proportional to 3,880,115.97, 5,353,715.57 and 2,352,598.53 is: 3,246,073.95
Step by Step Solution
- Step 1: Write the proportion equation
3,880,115.97 : 5,353,715.57 = 2,352,598.53 : x - Step 2: Convert to fraction form
3,880,115.97/5,353,715.57 = 2,352,598.53/x - Step 3: Cross multiply
3,880,115.97x = 5,353,715.57 × 2,352,598.53 - Step 4: Simplify right side
3,880,115.97x = 12,595,143,368,257.12 - Step 5: Solve for x
x = 12,595,143,368,257.12/3,880,115.97 - Step 6: Final answer
x = 3,246,073.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.