Finding the Fourth Proportional to 2,846,717.20, 3,928,372 and 1,623,416.44
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Solution
The fourth proportional to 2,846,717.20, 3,928,372 and 1,623,416.44 is: 2,240,258.95
Step by Step Solution
- Step 1: Write the proportion equation
2,846,717.20 : 3,928,372 = 1,623,416.44 : x - Step 2: Convert to fraction form
2,846,717.20/3,928,372 = 1,623,416.44/x - Step 3: Cross multiply
2,846,717.20x = 3,928,372 × 1,623,416.44 - Step 4: Simplify right side
2,846,717.20x = 6,377,383,687,235.68 - Step 5: Solve for x
x = 6,377,383,687,235.68/2,846,717.20 - Step 6: Final answer
x = 2,240,258.95
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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.