Finding the Fourth Proportional to 4,203,528.09, 6,282,260.43 and 3,068,680.02
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Solution
The fourth proportional to 4,203,528.09, 6,282,260.43 and 3,068,680.02 is: 4,586,206.31
Step by Step Solution
- Step 1: Write the proportion equation
4,203,528.09 : 6,282,260.43 = 3,068,680.02 : x - Step 2: Convert to fraction form
4,203,528.09/6,282,260.43 = 3,068,680.02/x - Step 3: Cross multiply
4,203,528.09x = 6,282,260.43 × 3,068,680.02 - Step 4: Simplify right side
4,203,528.09x = 19,278,247,061,977.61 - Step 5: Solve for x
x = 19,278,247,061,977.61/4,203,528.09 - Step 6: Final answer
x = 4,586,206.31
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.