Finding the Fourth Proportional to 3,821,034.96, 5,273,028.18 and 2,102,118.57
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Solution
The fourth proportional to 3,821,034.96, 5,273,028.18 and 2,102,118.57 is: 2,900,923.59
Step by Step Solution
- Step 1: Write the proportion equation
3,821,034.96 : 5,273,028.18 = 2,102,118.57 : x - Step 2: Convert to fraction form
3,821,034.96/5,273,028.18 = 2,102,118.57/x - Step 3: Cross multiply
3,821,034.96x = 5,273,028.18 × 2,102,118.57 - Step 4: Simplify right side
3,821,034.96x = 11,084,530,457,311.30 - Step 5: Solve for x
x = 11,084,530,457,311.30/3,821,034.96 - Step 6: Final answer
x = 2,900,923.59
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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.