Finding the Fourth Proportional to 3,074,107.70, 4,611,161.55 and 3,032,117.30
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Solution
The fourth proportional to 3,074,107.70, 4,611,161.55 and 3,032,117.30 is: 4,548,175.95
Step by Step Solution
- Step 1: Write the proportion equation
3,074,107.70 : 4,611,161.55 = 3,032,117.30 : x - Step 2: Convert to fraction form
3,074,107.70/4,611,161.55 = 3,032,117.30/x - Step 3: Cross multiply
3,074,107.70x = 4,611,161.55 × 3,032,117.30 - Step 4: Simplify right side
3,074,107.70x = 13,981,582,708,849.81 - Step 5: Solve for x
x = 13,981,582,708,849.81/3,074,107.70 - Step 6: Final answer
x = 4,548,175.95
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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.