Finding the Fourth Proportional to 2,471,455.07, 3,410,748.53 and 1,383,717.13
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Solution
The fourth proportional to 2,471,455.07, 3,410,748.53 and 1,383,717.13 is: 1,909,608.32
Step by Step Solution
- Step 1: Write the proportion equation
2,471,455.07 : 3,410,748.53 = 1,383,717.13 : x - Step 2: Convert to fraction form
2,471,455.07/3,410,748.53 = 1,383,717.13/x - Step 3: Cross multiply
2,471,455.07x = 3,410,748.53 × 1,383,717.13 - Step 4: Simplify right side
2,471,455.07x = 4,719,511,160,718.51 - Step 5: Solve for x
x = 4,719,511,160,718.51/2,471,455.07 - Step 6: Final answer
x = 1,909,608.32
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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.