Finding the Fourth Proportional to 3,821,903.08, 5,274,399.66 and 2,372,065.48
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Solution
The fourth proportional to 3,821,903.08, 5,274,399.66 and 2,372,065.48 is: 3,273,557.99
Step by Step Solution
- Step 1: Write the proportion equation
3,821,903.08 : 5,274,399.66 = 2,372,065.48 : x - Step 2: Convert to fraction form
3,821,903.08/5,274,399.66 = 2,372,065.48/x - Step 3: Cross multiply
3,821,903.08x = 5,274,399.66 × 2,372,065.48 - Step 4: Simplify right side
3,821,903.08x = 12,511,221,361,209.74 - Step 5: Solve for x
x = 12,511,221,361,209.74/3,821,903.08 - Step 6: Final answer
x = 3,273,557.99
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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.