Finding the Fourth Proportional to 7,040,489.12, 10,560,644.56 and 2,248,117.64
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Solution
The fourth proportional to 7,040,489.12, 10,560,644.56 and 2,248,117.64 is: 3,372,148.00
Step by Step Solution
- Step 1: Write the proportion equation
7,040,489.12 : 10,560,644.56 = 2,248,117.64 : x - Step 2: Convert to fraction form
7,040,489.12/10,560,644.56 = 2,248,117.64/x - Step 3: Cross multiply
7,040,489.12x = 10,560,644.56 × 2,248,117.64 - Step 4: Simplify right side
7,040,489.12x = 23,741,571,325,106.04 - Step 5: Solve for x
x = 23,741,571,325,106.04/7,040,489.12 - Step 6: Final answer
x = 3,372,148.00
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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.