Finding the Fourth Proportional to 3,846,107.37, 5,307,788.66 and 2,214,474.15
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Solution
The fourth proportional to 3,846,107.37, 5,307,788.66 and 2,214,474.15 is: 3,056,066.73
Step by Step Solution
- Step 1: Write the proportion equation
3,846,107.37 : 5,307,788.66 = 2,214,474.15 : x - Step 2: Convert to fraction form
3,846,107.37/5,307,788.66 = 2,214,474.15/x - Step 3: Cross multiply
3,846,107.37x = 5,307,788.66 × 2,214,474.15 - Step 4: Simplify right side
3,846,107.37x = 11,753,960,770,160.77 - Step 5: Solve for x
x = 11,753,960,770,160.77/3,846,107.37 - Step 6: Final answer
x = 3,056,066.73
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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.