Finding the Fourth Proportional to 3,797,359.97, 5,240,405.97 and 2,078,443.58
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Solution
The fourth proportional to 3,797,359.97, 5,240,405.97 and 2,078,443.58 is: 2,868,279.07
Step by Step Solution
- Step 1: Write the proportion equation
3,797,359.97 : 5,240,405.97 = 2,078,443.58 : x - Step 2: Convert to fraction form
3,797,359.97/5,240,405.97 = 2,078,443.58/x - Step 3: Cross multiply
3,797,359.97x = 5,240,405.97 × 2,078,443.58 - Step 4: Simplify right side
3,797,359.97x = 10,891,888,118,738.14 - Step 5: Solve for x
x = 10,891,888,118,738.14/3,797,359.97 - Step 6: Final answer
x = 2,868,279.07
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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.