Finding the Fourth Proportional to 3,814,816.75, 5,264,453.36 and 2,072,492.98
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Solution
The fourth proportional to 3,814,816.75, 5,264,453.36 and 2,072,492.98 is: 2,860,043.71
Step by Step Solution
- Step 1: Write the proportion equation
3,814,816.75 : 5,264,453.36 = 2,072,492.98 : x - Step 2: Convert to fraction form
3,814,816.75/5,264,453.36 = 2,072,492.98/x - Step 3: Cross multiply
3,814,816.75x = 5,264,453.36 × 2,072,492.98 - Step 4: Simplify right side
3,814,816.75x = 10,910,542,632,137.41 - Step 5: Solve for x
x = 10,910,542,632,137.41/3,814,816.75 - Step 6: Final answer
x = 2,860,043.71
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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.