Finding the Fourth Proportional to 1,718,107.08, 2,372,173.92 and 1,073,816.88
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Solution
The fourth proportional to 1,718,107.08, 2,372,173.92 and 1,073,816.88 is: 1,482,608.64
Step by Step Solution
- Step 1: Write the proportion equation
1,718,107.08 : 2,372,173.92 = 1,073,816.88 : x - Step 2: Convert to fraction form
1,718,107.08/2,372,173.92 = 1,073,816.88/x - Step 3: Cross multiply
1,718,107.08x = 2,372,173.92 × 1,073,816.88 - Step 4: Simplify right side
1,718,107.08x = 2,547,280,397,591.77 - Step 5: Solve for x
x = 2,547,280,397,591.77/1,718,107.08 - Step 6: Final answer
x = 1,482,608.64
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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.