Finding the Fourth Proportional to 2,392,960.32, 3,302,295.48 and 1,305,255.26
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Solution
The fourth proportional to 2,392,960.32, 3,302,295.48 and 1,305,255.26 is: 1,801,257.85
Step by Step Solution
- Step 1: Write the proportion equation
2,392,960.32 : 3,302,295.48 = 1,305,255.26 : x - Step 2: Convert to fraction form
2,392,960.32/3,302,295.48 = 1,305,255.26/x - Step 3: Cross multiply
2,392,960.32x = 3,302,295.48 × 1,305,255.26 - Step 4: Simplify right side
2,392,960.32x = 4,310,338,553,599.96 - Step 5: Solve for x
x = 4,310,338,553,599.96/2,392,960.32 - Step 6: Final answer
x = 1,801,257.85
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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.