Finding the Fourth Proportional to 2,241,837.50, 3,093,804.11 and 1,275,107.09
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Solution
The fourth proportional to 2,241,837.50, 3,093,804.11 and 1,275,107.09 is: 1,759,686.66
Step by Step Solution
- Step 1: Write the proportion equation
2,241,837.50 : 3,093,804.11 = 1,275,107.09 : x - Step 2: Convert to fraction form
2,241,837.50/3,093,804.11 = 1,275,107.09/x - Step 3: Cross multiply
2,241,837.50x = 3,093,804.11 × 1,275,107.09 - Step 4: Simplify right side
2,241,837.50x = 3,944,931,543,450.89 - Step 5: Solve for x
x = 3,944,931,543,450.89/2,241,837.50 - Step 6: Final answer
x = 1,759,686.66
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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.