Finding the Fourth Proportional to 4,072,450.60, 5,619,827.84 and 2,261,731.24
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Solution
The fourth proportional to 4,072,450.60, 5,619,827.84 and 2,261,731.24 is: 3,121,103.59
Step by Step Solution
- Step 1: Write the proportion equation
4,072,450.60 : 5,619,827.84 = 2,261,731.24 : x - Step 2: Convert to fraction form
4,072,450.60/5,619,827.84 = 2,261,731.24/x - Step 3: Cross multiply
4,072,450.60x = 5,619,827.84 × 2,261,731.24 - Step 4: Simplify right side
4,072,450.60x = 12,710,540,189,149.72 - Step 5: Solve for x
x = 12,710,540,189,149.72/4,072,450.60 - Step 6: Final answer
x = 3,121,103.59
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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.