Finding the Fourth Proportional to 4,023,446.80, 5,551,936.68 and 2,304,639.76
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Solution
The fourth proportional to 4,023,446.80, 5,551,936.68 and 2,304,639.76 is: 3,180,162.35
Step by Step Solution
- Step 1: Write the proportion equation
4,023,446.80 : 5,551,936.68 = 2,304,639.76 : x - Step 2: Convert to fraction form
4,023,446.80/5,551,936.68 = 2,304,639.76/x - Step 3: Cross multiply
4,023,446.80x = 5,551,936.68 × 2,304,639.76 - Step 4: Simplify right side
4,023,446.80x = 12,795,214,017,730.39 - Step 5: Solve for x
x = 12,795,214,017,730.39/4,023,446.80 - Step 6: Final answer
x = 3,180,162.35
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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.