Finding the Fourth Proportional to 3,786,583.24, 5,225,477.70 and 2,428,453
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Solution
The fourth proportional to 3,786,583.24, 5,225,477.70 and 2,428,453 is: 3,351,260.54
Step by Step Solution
- Step 1: Write the proportion equation
3,786,583.24 : 5,225,477.70 = 2,428,453 : x - Step 2: Convert to fraction form
3,786,583.24/5,225,477.70 = 2,428,453/x - Step 3: Cross multiply
3,786,583.24x = 5,225,477.70 × 2,428,453 - Step 4: Simplify right side
3,786,583.24x = 12,689,826,996,998.10 - Step 5: Solve for x
x = 12,689,826,996,998.10/3,786,583.24 - Step 6: Final answer
x = 3,351,260.54
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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.