Finding the Fourth Proportional to 2,339,883.08, 3,228,741.79 and 1,372,660.46
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Solution
The fourth proportional to 2,339,883.08, 3,228,741.79 and 1,372,660.46 is: 1,894,097.29
Step by Step Solution
- Step 1: Write the proportion equation
2,339,883.08 : 3,228,741.79 = 1,372,660.46 : x - Step 2: Convert to fraction form
2,339,883.08/3,228,741.79 = 1,372,660.46/x - Step 3: Cross multiply
2,339,883.08x = 3,228,741.79 × 1,372,660.46 - Step 4: Simplify right side
2,339,883.08x = 4,431,966,190,682.62 - Step 5: Solve for x
x = 4,431,966,190,682.62/2,339,883.08 - Step 6: Final answer
x = 1,894,097.29
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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.