Finding the Fourth Proportional to 2,471,914.64, 3,409,479.92 and 2,268,620.88
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Solution
The fourth proportional to 2,471,914.64, 3,409,479.92 and 2,268,620.88 is: 3,129,079.46
Step by Step Solution
- Step 1: Write the proportion equation
2,471,914.64 : 3,409,479.92 = 2,268,620.88 : x - Step 2: Convert to fraction form
2,471,914.64/3,409,479.92 = 2,268,620.88/x - Step 3: Cross multiply
2,471,914.64x = 3,409,479.92 × 2,268,620.88 - Step 4: Simplify right side
2,471,914.64x = 7,734,817,336,452.73 - Step 5: Solve for x
x = 7,734,817,336,452.73/2,471,914.64 - Step 6: Final answer
x = 3,129,079.46
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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.