Finding the Fourth Proportional to 5,857,936.40, 8,788,229.58 and 3,162,203.76
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Solution
The fourth proportional to 5,857,936.40, 8,788,229.58 and 3,162,203.76 is: 4,744,020.88
Step by Step Solution
- Step 1: Write the proportion equation
5,857,936.40 : 8,788,229.58 = 3,162,203.76 : x - Step 2: Convert to fraction form
5,857,936.40/8,788,229.58 = 3,162,203.76/x - Step 3: Cross multiply
5,857,936.40x = 8,788,229.58 × 3,162,203.76 - Step 4: Simplify right side
5,857,936.40x = 27,790,172,621,619.22 - Step 5: Solve for x
x = 27,790,172,621,619.22/5,857,936.40 - Step 6: Final answer
x = 4,744,020.88
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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.