Finding the Fourth Proportional to 3,198,117.27, 4,413,413.36 and 1,747,812.27
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Solution
The fourth proportional to 3,198,117.27, 4,413,413.36 and 1,747,812.27 is: 2,411,987.23
Step by Step Solution
- Step 1: Write the proportion equation
3,198,117.27 : 4,413,413.36 = 1,747,812.27 : x - Step 2: Convert to fraction form
3,198,117.27/4,413,413.36 = 1,747,812.27/x - Step 3: Cross multiply
3,198,117.27x = 4,413,413.36 × 1,747,812.27 - Step 4: Simplify right side
3,198,117.27x = 7,713,818,014,450.87 - Step 5: Solve for x
x = 7,713,818,014,450.87/3,198,117.27 - Step 6: Final answer
x = 2,411,987.23
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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.