Finding the Fourth Proportional to 2,530,474.08, 3,492,046.52 and 1,368,919.98
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Solution
The fourth proportional to 2,530,474.08, 3,492,046.52 and 1,368,919.98 is: 1,889,105.39
Step by Step Solution
- Step 1: Write the proportion equation
2,530,474.08 : 3,492,046.52 = 1,368,919.98 : x - Step 2: Convert to fraction form
2,530,474.08/3,492,046.52 = 1,368,919.98/x - Step 3: Cross multiply
2,530,474.08x = 3,492,046.52 × 1,368,919.98 - Step 4: Simplify right side
2,530,474.08x = 4,780,332,234,857.24 - Step 5: Solve for x
x = 4,780,332,234,857.24/2,530,474.08 - Step 6: Final answer
x = 1,889,105.39
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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.