Finding the Fourth Proportional to 2,979,473.41, 4,469,654.85 and 1,382,197.96
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Solution
The fourth proportional to 2,979,473.41, 4,469,654.85 and 1,382,197.96 is: 2,073,503.26
Step by Step Solution
- Step 1: Write the proportion equation
2,979,473.41 : 4,469,654.85 = 1,382,197.96 : x - Step 2: Convert to fraction form
2,979,473.41/4,469,654.85 = 1,382,197.96/x - Step 3: Cross multiply
2,979,473.41x = 4,469,654.85 × 1,382,197.96 - Step 4: Simplify right side
2,979,473.41x = 6,177,947,815,574.11 - Step 5: Solve for x
x = 6,177,947,815,574.11/2,979,473.41 - Step 6: Final answer
x = 2,073,503.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.