Finding the Fourth Proportional to 4,515,942.78, 6,231,897 and 2,450,961.99
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Solution
The fourth proportional to 4,515,942.78, 6,231,897 and 2,450,961.99 is: 3,382,271.08
Step by Step Solution
- Step 1: Write the proportion equation
4,515,942.78 : 6,231,897 = 2,450,961.99 : x - Step 2: Convert to fraction form
4,515,942.78/6,231,897 = 2,450,961.99/x - Step 3: Cross multiply
4,515,942.78x = 6,231,897 × 2,450,961.99 - Step 4: Simplify right side
4,515,942.78x = 15,274,142,672,595.03 - Step 5: Solve for x
x = 15,274,142,672,595.03/4,515,942.78 - Step 6: Final answer
x = 3,382,271.08
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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.