Finding the Fourth Proportional to 3,845,560.12, 5,768,332.92 and 1,449,942.16
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Solution
The fourth proportional to 3,845,560.12, 5,768,332.92 and 1,449,942.16 is: 2,174,910.50
Step by Step Solution
- Step 1: Write the proportion equation
3,845,560.12 : 5,768,332.92 = 1,449,942.16 : x - Step 2: Convert to fraction form
3,845,560.12/5,768,332.92 = 1,449,942.16/x - Step 3: Cross multiply
3,845,560.12x = 5,768,332.92 × 1,449,942.16 - Step 4: Simplify right side
3,845,560.12x = 8,363,749,093,623.91 - Step 5: Solve for x
x = 8,363,749,093,623.91/3,845,560.12 - Step 6: Final answer
x = 2,174,910.50
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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.