Finding the Fourth Proportional to 2,392,955.44, 3,302,278.49 and 1,305,227.03
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Solution
The fourth proportional to 2,392,955.44, 3,302,278.49 and 1,305,227.03 is: 1,801,213.29
Step by Step Solution
- Step 1: Write the proportion equation
2,392,955.44 : 3,302,278.49 = 1,305,227.03 : x - Step 2: Convert to fraction form
2,392,955.44/3,302,278.49 = 1,305,227.03/x - Step 3: Cross multiply
2,392,955.44x = 3,302,278.49 × 1,305,227.03 - Step 4: Simplify right side
2,392,955.44x = 4,310,223,122,698.06 - Step 5: Solve for x
x = 4,310,223,122,698.06/2,392,955.44 - Step 6: Final answer
x = 1,801,213.29
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1.5x scale
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.