Finding the Fourth Proportional to 2,839,446.84, 4,254,860.64 and 2,081,792.68
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Solution
The fourth proportional to 2,839,446.84, 4,254,860.64 and 2,081,792.68 is: 3,119,529.34
Step by Step Solution
- Step 1: Write the proportion equation
2,839,446.84 : 4,254,860.64 = 2,081,792.68 : x - Step 2: Convert to fraction form
2,839,446.84/4,254,860.64 = 2,081,792.68/x - Step 3: Cross multiply
2,839,446.84x = 4,254,860.64 × 2,081,792.68 - Step 4: Simplify right side
2,839,446.84x = 8,857,737,734,772.11 - Step 5: Solve for x
x = 8,857,737,734,772.11/2,839,446.84 - Step 6: Final answer
x = 3,119,529.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.