Finding the Fourth Proportional to 2,008,428.18, 2,770,413.75 and 1,192,093.98
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Solution
The fourth proportional to 2,008,428.18, 2,770,413.75 and 1,192,093.98 is: 1,644,367.27
Step by Step Solution
- Step 1: Write the proportion equation
2,008,428.18 : 2,770,413.75 = 1,192,093.98 : x - Step 2: Convert to fraction form
2,008,428.18/2,770,413.75 = 1,192,093.98/x - Step 3: Cross multiply
2,008,428.18x = 2,770,413.75 × 1,192,093.98 - Step 4: Simplify right side
2,008,428.18x = 3,302,593,553,484.23 - Step 5: Solve for x
x = 3,302,593,553,484.23/2,008,428.18 - Step 6: Final answer
x = 1,644,367.27
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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.