Finding the Fourth Proportional to 3,534,523.44, 4,880,518.72 and 2,881,251.96
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Solution
The fourth proportional to 3,534,523.44, 4,880,518.72 and 2,881,251.96 is: 3,978,472.45
Step by Step Solution
- Step 1: Write the proportion equation
3,534,523.44 : 4,880,518.72 = 2,881,251.96 : x - Step 2: Convert to fraction form
3,534,523.44/4,880,518.72 = 2,881,251.96/x - Step 3: Cross multiply
3,534,523.44x = 4,880,518.72 × 2,881,251.96 - Step 4: Simplify right side
3,534,523.44x = 14,062,004,129,764.54 - Step 5: Solve for x
x = 14,062,004,129,764.54/3,534,523.44 - Step 6: Final answer
x = 3,978,472.45
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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.