Finding the Fourth Proportional to 2,399,170.44, 3,310,855.36 and 1,311,446.32
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Solution
The fourth proportional to 2,399,170.44, 3,310,855.36 and 1,311,446.32 is: 1,809,796.01
Step by Step Solution
- Step 1: Write the proportion equation
2,399,170.44 : 3,310,855.36 = 1,311,446.32 : x - Step 2: Convert to fraction form
2,399,170.44/3,310,855.36 = 1,311,446.32/x - Step 3: Cross multiply
2,399,170.44x = 3,310,855.36 × 1,311,446.32 - Step 4: Simplify right side
2,399,170.44x = 4,342,009,077,924.28 - Step 5: Solve for x
x = 4,342,009,077,924.28/2,399,170.44 - Step 6: Final answer
x = 1,809,796.01
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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.