Finding the Fourth Proportional to 4,391,288.80, 6,063,698.44 and 2,760,221.44
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Solution
The fourth proportional to 4,391,288.80, 6,063,698.44 and 2,760,221.44 is: 3,811,443.79
Step by Step Solution
- Step 1: Write the proportion equation
4,391,288.80 : 6,063,698.44 = 2,760,221.44 : x - Step 2: Convert to fraction form
4,391,288.80/6,063,698.44 = 2,760,221.44/x - Step 3: Cross multiply
4,391,288.80x = 6,063,698.44 × 2,760,221.44 - Step 4: Simplify right side
4,391,288.80x = 16,737,150,439,782.55 - Step 5: Solve for x
x = 16,737,150,439,782.55/4,391,288.80 - Step 6: Final answer
x = 3,811,443.79
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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.