Finding the Fourth Proportional to 2,382,836.64, 3,288,347.88 and 1,295,107.92
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Solution
The fourth proportional to 2,382,836.64, 3,288,347.88 and 1,295,107.92 is: 1,787,267.04
Step by Step Solution
- Step 1: Write the proportion equation
2,382,836.64 : 3,288,347.88 = 1,295,107.92 : x - Step 2: Convert to fraction form
2,382,836.64/3,288,347.88 = 1,295,107.92/x - Step 3: Cross multiply
2,382,836.64x = 3,288,347.88 × 1,295,107.92 - Step 4: Simplify right side
2,382,836.64x = 4,258,765,383,103.21 - Step 5: Solve for x
x = 4,258,765,383,103.21/2,382,836.64 - Step 6: Final answer
x = 1,787,267.04
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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.