Finding the Fourth Proportional to 3,792,137.57, 5,689,638.94 and 2,276,877.05
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Solution
The fourth proportional to 3,792,137.57, 5,689,638.94 and 2,276,877.05 is: 3,416,175.73
Step by Step Solution
- Step 1: Write the proportion equation
3,792,137.57 : 5,689,638.94 = 2,276,877.05 : x - Step 2: Convert to fraction form
3,792,137.57/5,689,638.94 = 2,276,877.05/x - Step 3: Cross multiply
3,792,137.57x = 5,689,638.94 × 2,276,877.05 - Step 4: Simplify right side
3,792,137.57x = 12,954,608,325,272.33 - Step 5: Solve for x
x = 12,954,608,325,272.33/3,792,137.57 - Step 6: Final answer
x = 3,416,175.73
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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.