Finding the Fourth Proportional to 3,923,268.20, 5,884,902.30 and 2,030,589.80
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Solution
The fourth proportional to 3,923,268.20, 5,884,902.30 and 2,030,589.80 is: 3,045,884.70
Step by Step Solution
- Step 1: Write the proportion equation
3,923,268.20 : 5,884,902.30 = 2,030,589.80 : x - Step 2: Convert to fraction form
3,923,268.20/5,884,902.30 = 2,030,589.80/x - Step 3: Cross multiply
3,923,268.20x = 5,884,902.30 × 2,030,589.80 - Step 4: Simplify right side
3,923,268.20x = 11,949,822,584,376.54 - Step 5: Solve for x
x = 11,949,822,584,376.54/3,923,268.20 - Step 6: Final answer
x = 3,045,884.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.