Finding the Fourth Proportional to 3,141,218.14, 4,334,408.84 and 1,764,297.99
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Solution
The fourth proportional to 3,141,218.14, 4,334,408.84 and 1,764,297.99 is: 2,434,466.02
Step by Step Solution
- Step 1: Write the proportion equation
3,141,218.14 : 4,334,408.84 = 1,764,297.99 : x - Step 2: Convert to fraction form
3,141,218.14/4,334,408.84 = 1,764,297.99/x - Step 3: Cross multiply
3,141,218.14x = 4,334,408.84 × 1,764,297.99 - Step 4: Simplify right side
3,141,218.14x = 7,647,188,808,660.98 - Step 5: Solve for x
x = 7,647,188,808,660.98/3,141,218.14 - Step 6: Final answer
x = 2,434,466.02
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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.