Finding the Fourth Proportional to 1,620,808.14, 2,236,849.92 and 895,797.42
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Solution
The fourth proportional to 1,620,808.14, 2,236,849.92 and 895,797.42 is: 1,236,274.88
Step by Step Solution
- Step 1: Write the proportion equation
1,620,808.14 : 2,236,849.92 = 895,797.42 : x - Step 2: Convert to fraction form
1,620,808.14/2,236,849.92 = 895,797.42/x - Step 3: Cross multiply
1,620,808.14x = 2,236,849.92 × 895,797.42 - Step 4: Simplify right side
1,620,808.14x = 2,003,764,387,263.21 - Step 5: Solve for x
x = 2,003,764,387,263.21/1,620,808.14 - Step 6: Final answer
x = 1,236,274.88
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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.