Finding the Fourth Proportional to 3,874,110.98, 5,811,166.43 and 1,412,311.46
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Solution
The fourth proportional to 3,874,110.98, 5,811,166.43 and 1,412,311.46 is: 2,118,467.17
Step by Step Solution
- Step 1: Write the proportion equation
3,874,110.98 : 5,811,166.43 = 1,412,311.46 : x - Step 2: Convert to fraction form
3,874,110.98/5,811,166.43 = 1,412,311.46/x - Step 3: Cross multiply
3,874,110.98x = 5,811,166.43 × 1,412,311.46 - Step 4: Simplify right side
3,874,110.98x = 8,207,176,914,235.07 - Step 5: Solve for x
x = 8,207,176,914,235.07/3,874,110.98 - Step 6: Final answer
x = 2,118,467.17
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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.