Finding the Fourth Proportional to 1,841,720.26, 2,541,600.39 and 1,056,914.09
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Solution
The fourth proportional to 1,841,720.26, 2,541,600.39 and 1,056,914.09 is: 1,458,556.61
Step by Step Solution
- Step 1: Write the proportion equation
1,841,720.26 : 2,541,600.39 = 1,056,914.09 : x - Step 2: Convert to fraction form
1,841,720.26/2,541,600.39 = 1,056,914.09/x - Step 3: Cross multiply
1,841,720.26x = 2,541,600.39 × 1,056,914.09 - Step 4: Simplify right side
1,841,720.26x = 2,686,253,263,340.50 - Step 5: Solve for x
x = 2,686,253,263,340.50/1,841,720.26 - Step 6: Final answer
x = 1,458,556.61
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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.