Finding the Fourth Proportional to 3,541,733.80, 4,886,365.98 and 1,992,745.96
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Solution
The fourth proportional to 3,541,733.80, 4,886,365.98 and 1,992,745.96 is: 2,749,299.25
Step by Step Solution
- Step 1: Write the proportion equation
3,541,733.80 : 4,886,365.98 = 1,992,745.96 : x - Step 2: Convert to fraction form
3,541,733.80/4,886,365.98 = 1,992,745.96/x - Step 3: Cross multiply
3,541,733.80x = 4,886,365.98 × 1,992,745.96 - Step 4: Simplify right side
3,541,733.80x = 9,737,286,065,726.44 - Step 5: Solve for x
x = 9,737,286,065,726.44/3,541,733.80 - Step 6: Final answer
x = 2,749,299.25
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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.