Finding the Fourth Proportional to 3,595,902.09, 5,393,816.20 and 2,078,619.58
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Solution
The fourth proportional to 3,595,902.09, 5,393,816.20 and 2,078,619.58 is: 3,117,908.02
Step by Step Solution
- Step 1: Write the proportion equation
3,595,902.09 : 5,393,816.20 = 2,078,619.58 : x - Step 2: Convert to fraction form
3,595,902.09/5,393,816.20 = 2,078,619.58/x - Step 3: Cross multiply
3,595,902.09x = 5,393,816.20 × 2,078,619.58 - Step 4: Simplify right side
3,595,902.09x = 11,211,691,964,241.20 - Step 5: Solve for x
x = 11,211,691,964,241.20/3,595,902.09 - Step 6: Final answer
x = 3,117,908.02
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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.