Finding the Fourth Proportional to 4,856,819.04, 6,703,287.84 and 2,896,822.80
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Solution
The fourth proportional to 4,856,819.04, 6,703,287.84 and 2,896,822.80 is: 3,998,138.88
Step by Step Solution
- Step 1: Write the proportion equation
4,856,819.04 : 6,703,287.84 = 2,896,822.80 : x - Step 2: Convert to fraction form
4,856,819.04/6,703,287.84 = 2,896,822.80/x - Step 3: Cross multiply
4,856,819.04x = 6,703,287.84 × 2,896,822.80 - Step 4: Simplify right side
4,856,819.04x = 19,418,237,049,874.75 - Step 5: Solve for x
x = 19,418,237,049,874.75/4,856,819.04 - Step 6: Final answer
x = 3,998,138.88
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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.