Finding the Fourth Proportional to 2,132,338.79, 2,942,584.11 and 1,165,476
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Solution
The fourth proportional to 2,132,338.79, 2,942,584.11 and 1,165,476 is: 1,608,333.15
Step by Step Solution
- Step 1: Write the proportion equation
2,132,338.79 : 2,942,584.11 = 1,165,476 : x - Step 2: Convert to fraction form
2,132,338.79/2,942,584.11 = 1,165,476/x - Step 3: Cross multiply
2,132,338.79x = 2,942,584.11 × 1,165,476 - Step 4: Simplify right side
2,132,338.79x = 3,429,511,158,186.36 - Step 5: Solve for x
x = 3,429,511,158,186.36/2,132,338.79 - Step 6: Final answer
x = 1,608,333.15
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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.