Finding the Fourth Proportional to 5,534,745.80, 8,302,118.70 and 1,944,566.60
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Solution
The fourth proportional to 5,534,745.80, 8,302,118.70 and 1,944,566.60 is: 2,916,849.90
Step by Step Solution
- Step 1: Write the proportion equation
5,534,745.80 : 8,302,118.70 = 1,944,566.60 : x - Step 2: Convert to fraction form
5,534,745.80/8,302,118.70 = 1,944,566.60/x - Step 3: Cross multiply
5,534,745.80x = 8,302,118.70 × 1,944,566.60 - Step 4: Simplify right side
5,534,745.80x = 16,144,022,733,255.42 - Step 5: Solve for x
x = 16,144,022,733,255.42/5,534,745.80 - Step 6: Final answer
x = 2,916,849.90
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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.