Finding the Fourth Proportional to 3,881,139.26, 5,794,419.73 and 2,965,529.84
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Solution
The fourth proportional to 3,881,139.26, 5,794,419.73 and 2,965,529.84 is: 4,427,443.45
Step by Step Solution
- Step 1: Write the proportion equation
3,881,139.26 : 5,794,419.73 = 2,965,529.84 : x - Step 2: Convert to fraction form
3,881,139.26/5,794,419.73 = 2,965,529.84/x - Step 3: Cross multiply
3,881,139.26x = 5,794,419.73 × 2,965,529.84 - Step 4: Simplify right side
3,881,139.26x = 17,183,524,578,413.82 - Step 5: Solve for x
x = 17,183,524,578,413.82/3,881,139.26 - Step 6: Final answer
x = 4,427,443.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.