Finding the Fourth Proportional to 3,016,919.70, 4,524,942.15 and 886,781.70
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Solution
The fourth proportional to 3,016,919.70, 4,524,942.15 and 886,781.70 is: 1,330,043.98
Step by Step Solution
- Step 1: Write the proportion equation
3,016,919.70 : 4,524,942.15 = 886,781.70 : x - Step 2: Convert to fraction form
3,016,919.70/4,524,942.15 = 886,781.70/x - Step 3: Cross multiply
3,016,919.70x = 4,524,942.15 × 886,781.70 - Step 4: Simplify right side
3,016,919.70x = 4,012,635,892,178.66 - Step 5: Solve for x
x = 4,012,635,892,178.66/3,016,919.70 - Step 6: Final answer
x = 1,330,043.98
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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.