Finding the Fourth Proportional to 3,135,479.92, 4,702,716.04 and 860,472.88
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Solution
The fourth proportional to 3,135,479.92, 4,702,716.04 and 860,472.88 is: 1,290,571.05
Step by Step Solution
- Step 1: Write the proportion equation
3,135,479.92 : 4,702,716.04 = 860,472.88 : x - Step 2: Convert to fraction form
3,135,479.92/4,702,716.04 = 860,472.88/x - Step 3: Cross multiply
3,135,479.92x = 4,702,716.04 × 860,472.88 - Step 4: Simplify right side
3,135,479.92x = 4,046,559,614,761.00 - Step 5: Solve for x
x = 4,046,559,614,761.00/3,135,479.92 - Step 6: Final answer
x = 1,290,571.05
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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.