Finding the Fourth Proportional to 3,306,741.72, 4,562,988.57 and 1,856,104.62
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Solution
The fourth proportional to 3,306,741.72, 4,562,988.57 and 1,856,104.62 is: 2,561,247.56
Step by Step Solution
- Step 1: Write the proportion equation
3,306,741.72 : 4,562,988.57 = 1,856,104.62 : x - Step 2: Convert to fraction form
3,306,741.72/4,562,988.57 = 1,856,104.62/x - Step 3: Cross multiply
3,306,741.72x = 4,562,988.57 × 1,856,104.62 - Step 4: Simplify right side
3,306,741.72x = 8,469,384,165,784.19 - Step 5: Solve for x
x = 8,469,384,165,784.19/3,306,741.72 - Step 6: Final answer
x = 2,561,247.56
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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.