Finding the Fourth Proportional to 5,682,639.91, 8,524,033.73 and 1,896,122.78
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Solution
The fourth proportional to 5,682,639.91, 8,524,033.73 and 1,896,122.78 is: 2,844,208.82
Step by Step Solution
- Step 1: Write the proportion equation
5,682,639.91 : 8,524,033.73 = 1,896,122.78 : x - Step 2: Convert to fraction form
5,682,639.91/8,524,033.73 = 1,896,122.78/x - Step 3: Cross multiply
5,682,639.91x = 8,524,033.73 × 1,896,122.78 - Step 4: Simplify right side
5,682,639.91x = 16,162,614,538,557.17 - Step 5: Solve for x
x = 16,162,614,538,557.17/5,682,639.91 - Step 6: Final answer
x = 2,844,208.82
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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.