Finding the Fourth Proportional to 3,052,566.10, 4,212,557.49 and 1,907,310.58
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Solution
The fourth proportional to 3,052,566.10, 4,212,557.49 and 1,907,310.58 is: 2,632,098.77
Step by Step Solution
- Step 1: Write the proportion equation
3,052,566.10 : 4,212,557.49 = 1,907,310.58 : x - Step 2: Convert to fraction form
3,052,566.10/4,212,557.49 = 1,907,310.58/x - Step 3: Cross multiply
3,052,566.10x = 4,212,557.49 × 1,907,310.58 - Step 4: Simplify right side
3,052,566.10x = 8,034,655,469,535.25 - Step 5: Solve for x
x = 8,034,655,469,535.25/3,052,566.10 - Step 6: Final answer
x = 2,632,098.77
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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.