Finding the Fourth Proportional to 1,910,557.05, 2,863,473.61 and 964,198.41
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Solution
The fourth proportional to 1,910,557.05, 2,863,473.61 and 964,198.41 is: 1,445,105.61
Step by Step Solution
- Step 1: Write the proportion equation
1,910,557.05 : 2,863,473.61 = 964,198.41 : x - Step 2: Convert to fraction form
1,910,557.05/2,863,473.61 = 964,198.41/x - Step 3: Cross multiply
1,910,557.05x = 2,863,473.61 × 964,198.41 - Step 4: Simplify right side
1,910,557.05x = 2,760,956,701,838.96 - Step 5: Solve for x
x = 2,760,956,701,838.96/1,910,557.05 - Step 6: Final answer
x = 1,445,105.61
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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.