Finding the Fourth Proportional to 2,718,631.87, 3,751,698.60 and 1,601,669.12
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Solution
The fourth proportional to 2,718,631.87, 3,751,698.60 and 1,601,669.12 is: 2,210,295.50
Step by Step Solution
- Step 1: Write the proportion equation
2,718,631.87 : 3,751,698.60 = 1,601,669.12 : x - Step 2: Convert to fraction form
2,718,631.87/3,751,698.60 = 1,601,669.12/x - Step 3: Cross multiply
2,718,631.87x = 3,751,698.60 × 1,601,669.12 - Step 4: Simplify right side
2,718,631.87x = 6,008,979,793,717.51 - Step 5: Solve for x
x = 6,008,979,793,717.51/2,718,631.87 - Step 6: Final answer
x = 2,210,295.50
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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.