Finding the Fourth Proportional to 5,256,321.84, 7,253,734.68 and 2,841,873.84
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Solution
The fourth proportional to 5,256,321.84, 7,253,734.68 and 2,841,873.84 is: 3,921,791.60
Step by Step Solution
- Step 1: Write the proportion equation
5,256,321.84 : 7,253,734.68 = 2,841,873.84 : x - Step 2: Convert to fraction form
5,256,321.84/7,253,734.68 = 2,841,873.84/x - Step 3: Cross multiply
5,256,321.84x = 7,253,734.68 × 2,841,873.84 - Step 4: Simplify right side
5,256,321.84x = 20,614,198,829,392.77 - Step 5: Solve for x
x = 20,614,198,829,392.77/5,256,321.84 - Step 6: Final answer
x = 3,921,791.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.