Finding the Fourth Proportional to 4,626,935.91, 6,385,169.79 and 2,589,745.41
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Solution
The fourth proportional to 4,626,935.91, 6,385,169.79 and 2,589,745.41 is: 3,573,847.68
Step by Step Solution
- Step 1: Write the proportion equation
4,626,935.91 : 6,385,169.79 = 2,589,745.41 : x - Step 2: Convert to fraction form
4,626,935.91/6,385,169.79 = 2,589,745.41/x - Step 3: Cross multiply
4,626,935.91x = 6,385,169.79 × 2,589,745.41 - Step 4: Simplify right side
4,626,935.91x = 16,535,964,155,723.16 - Step 5: Solve for x
x = 16,535,964,155,723.16/4,626,935.91 - Step 6: Final answer
x = 3,573,847.68
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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.