Finding the Fourth Proportional to 3,936,758.49, 5,905,137.81 and 944,942.49
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Solution
The fourth proportional to 3,936,758.49, 5,905,137.81 and 944,942.49 is: 1,417,413.75
Step by Step Solution
- Step 1: Write the proportion equation
3,936,758.49 : 5,905,137.81 = 944,942.49 : x - Step 2: Convert to fraction form
3,936,758.49/5,905,137.81 = 944,942.49/x - Step 3: Cross multiply
3,936,758.49x = 5,905,137.81 × 944,942.49 - Step 4: Simplify right side
3,936,758.49x = 5,580,015,591,724.15 - Step 5: Solve for x
x = 5,580,015,591,724.15/3,936,758.49 - Step 6: Final answer
x = 1,417,413.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.