Finding the Fourth Proportional to 5,904,751.20, 8,857,126.80 and 3,210,367.20
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Solution
The fourth proportional to 5,904,751.20, 8,857,126.80 and 3,210,367.20 is: 4,815,550.80
Step by Step Solution
- Step 1: Write the proportion equation
5,904,751.20 : 8,857,126.80 = 3,210,367.20 : x - Step 2: Convert to fraction form
5,904,751.20/8,857,126.80 = 3,210,367.20/x - Step 3: Cross multiply
5,904,751.20x = 8,857,126.80 × 3,210,367.20 - Step 4: Simplify right side
5,904,751.20x = 28,434,629,364,960.96 - Step 5: Solve for x
x = 28,434,629,364,960.96/5,904,751.20 - Step 6: Final answer
x = 4,815,550.80
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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.