Finding the Fourth Proportional to 3,844,963.49, 5,306,035.41 and 2,168,413.34
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Solution
The fourth proportional to 3,844,963.49, 5,306,035.41 and 2,168,413.34 is: 2,992,402.39
Step by Step Solution
- Step 1: Write the proportion equation
3,844,963.49 : 5,306,035.41 = 2,168,413.34 : x - Step 2: Convert to fraction form
3,844,963.49/5,306,035.41 = 2,168,413.34/x - Step 3: Cross multiply
3,844,963.49x = 5,306,035.41 × 2,168,413.34 - Step 4: Simplify right side
3,844,963.49x = 11,505,677,939,026.19 - Step 5: Solve for x
x = 11,505,677,939,026.19/3,844,963.49 - Step 6: Final answer
x = 2,992,402.39
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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.