Finding the Fourth Proportional to 3,168,063.04, 4,370,331.36 and 2,263,169.92
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Solution
The fourth proportional to 3,168,063.04, 4,370,331.36 and 2,263,169.92 is: 3,122,034.62
Step by Step Solution
- Step 1: Write the proportion equation
3,168,063.04 : 4,370,331.36 = 2,263,169.92 : x - Step 2: Convert to fraction form
3,168,063.04/4,370,331.36 = 2,263,169.92/x - Step 3: Cross multiply
3,168,063.04x = 4,370,331.36 × 2,263,169.92 - Step 4: Simplify right side
3,168,063.04x = 9,890,802,474,384.69 - Step 5: Solve for x
x = 9,890,802,474,384.69/3,168,063.04 - Step 6: Final answer
x = 3,122,034.62
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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.