Finding the Fourth Proportional to 3,608,124.63, 4,977,324.21 and 2,231,028.12
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Solution
The fourth proportional to 3,608,124.63, 4,977,324.21 and 2,231,028.12 is: 3,077,651.53
Step by Step Solution
- Step 1: Write the proportion equation
3,608,124.63 : 4,977,324.21 = 2,231,028.12 : x - Step 2: Convert to fraction form
3,608,124.63/4,977,324.21 = 2,231,028.12/x - Step 3: Cross multiply
3,608,124.63x = 4,977,324.21 × 2,231,028.12 - Step 4: Simplify right side
3,608,124.63x = 11,104,550,274,866.79 - Step 5: Solve for x
x = 11,104,550,274,866.79/3,608,124.63 - Step 6: Final answer
x = 3,077,651.53
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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.