Finding the Fourth Proportional to 2,729,763.62, 3,768,281.70 and 1,763,365.04
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Solution
The fourth proportional to 2,729,763.62, 3,768,281.70 and 1,763,365.04 is: 2,434,224.03
Step by Step Solution
- Step 1: Write the proportion equation
2,729,763.62 : 3,768,281.70 = 1,763,365.04 : x - Step 2: Convert to fraction form
2,729,763.62/3,768,281.70 = 1,763,365.04/x - Step 3: Cross multiply
2,729,763.62x = 3,768,281.70 × 1,763,365.04 - Step 4: Simplify right side
2,729,763.62x = 6,644,856,210,651.77 - Step 5: Solve for x
x = 6,644,856,210,651.77/2,729,763.62 - Step 6: Final answer
x = 2,434,224.03
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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.