Finding the Fourth Proportional to 3,821,943.12, 5,733,115.56 and 982,074.48
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Solution
The fourth proportional to 3,821,943.12, 5,733,115.56 and 982,074.48 is: 1,473,163.34
Step by Step Solution
- Step 1: Write the proportion equation
3,821,943.12 : 5,733,115.56 = 982,074.48 : x - Step 2: Convert to fraction form
3,821,943.12/5,733,115.56 = 982,074.48/x - Step 3: Cross multiply
3,821,943.12x = 5,733,115.56 × 982,074.48 - Step 4: Simplify right side
3,821,943.12x = 5,630,346,482,366.91 - Step 5: Solve for x
x = 5,630,346,482,366.91/3,821,943.12 - Step 6: Final answer
x = 1,473,163.34
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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.