Finding the Fourth Proportional to 4,115,006.84, 6,147,482.20 and 2,663,868.42
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Solution
The fourth proportional to 4,115,006.84, 6,147,482.20 and 2,663,868.42 is: 3,979,600.60
Step by Step Solution
- Step 1: Write the proportion equation
4,115,006.84 : 6,147,482.20 = 2,663,868.42 : x - Step 2: Convert to fraction form
4,115,006.84/6,147,482.20 = 2,663,868.42/x - Step 3: Cross multiply
4,115,006.84x = 6,147,482.20 × 2,663,868.42 - Step 4: Simplify right side
4,115,006.84x = 16,376,083,695,092.12 - Step 5: Solve for x
x = 16,376,083,695,092.12/4,115,006.84 - Step 6: Final answer
x = 3,979,600.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.