Finding the Fourth Proportional to 3,019,621.08, 4,165,704.09 and 1,795,231.92
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Solution
The fourth proportional to 3,019,621.08, 4,165,704.09 and 1,795,231.92 is: 2,476,603.77
Step by Step Solution
- Step 1: Write the proportion equation
3,019,621.08 : 4,165,704.09 = 1,795,231.92 : x - Step 2: Convert to fraction form
3,019,621.08/4,165,704.09 = 1,795,231.92/x - Step 3: Cross multiply
3,019,621.08x = 4,165,704.09 × 1,795,231.92 - Step 4: Simplify right side
3,019,621.08x = 7,478,404,951,642.55 - Step 5: Solve for x
x = 7,478,404,951,642.55/3,019,621.08 - Step 6: Final answer
x = 2,476,603.77
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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.