Finding the Fourth Proportional to 4,073,185.92, 5,620,839.36 and 2,262,464.64
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Solution
The fourth proportional to 4,073,185.92, 5,620,839.36 and 2,262,464.64 is: 3,122,113.88
Step by Step Solution
- Step 1: Write the proportion equation
4,073,185.92 : 5,620,839.36 = 2,262,464.64 : x - Step 2: Convert to fraction form
4,073,185.92/5,620,839.36 = 2,262,464.64/x - Step 3: Cross multiply
4,073,185.92x = 5,620,839.36 × 2,262,464.64 - Step 4: Simplify right side
4,073,185.92x = 12,716,950,299,120.23 - Step 5: Solve for x
x = 12,716,950,299,120.23/4,073,185.92 - Step 6: Final answer
x = 3,122,113.88
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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.