Finding the Fourth Proportional to 3,214,614.08, 4,821,804.12 and 1,296,352.64
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Solution
The fourth proportional to 3,214,614.08, 4,821,804.12 and 1,296,352.64 is: 1,944,481.78
Step by Step Solution
- Step 1: Write the proportion equation
3,214,614.08 : 4,821,804.12 = 1,296,352.64 : x - Step 2: Convert to fraction form
3,214,614.08/4,821,804.12 = 1,296,352.64/x - Step 3: Cross multiply
3,214,614.08x = 4,821,804.12 × 1,296,352.64 - Step 4: Simplify right side
3,214,614.08x = 6,250,758,500,524.88 - Step 5: Solve for x
x = 6,250,758,500,524.88/3,214,614.08 - Step 6: Final answer
x = 1,944,481.78
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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.