Finding the Fourth Proportional to 4,847,245.74, 7,270,079.94 and 2,288,455.74
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Solution
The fourth proportional to 4,847,245.74, 7,270,079.94 and 2,288,455.74 is: 3,432,311.27
Step by Step Solution
- Step 1: Write the proportion equation
4,847,245.74 : 7,270,079.94 = 2,288,455.74 : x - Step 2: Convert to fraction form
4,847,245.74/7,270,079.94 = 2,288,455.74/x - Step 3: Cross multiply
4,847,245.74x = 7,270,079.94 × 2,288,455.74 - Step 4: Simplify right side
4,847,245.74x = 16,637,256,168,951.86 - Step 5: Solve for x
x = 16,637,256,168,951.86/4,847,245.74 - Step 6: Final answer
x = 3,432,311.27
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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.