Finding the Fourth Proportional to 1,541,883.07, 2,127,815.46 and 853,566.44
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Solution
The fourth proportional to 1,541,883.07, 2,127,815.46 and 853,566.44 is: 1,177,930.99
Step by Step Solution
- Step 1: Write the proportion equation
1,541,883.07 : 2,127,815.46 = 853,566.44 : x - Step 2: Convert to fraction form
1,541,883.07/2,127,815.46 = 853,566.44/x - Step 3: Cross multiply
1,541,883.07x = 2,127,815.46 × 853,566.44 - Step 4: Simplify right side
1,541,883.07x = 1,816,231,856,530.09 - Step 5: Solve for x
x = 1,816,231,856,530.09/1,541,883.07 - Step 6: Final answer
x = 1,177,930.99
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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.