Finding the Fourth Proportional to 3,524,497.68, 5,286,751.52 and 865,105.68
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Solution
The fourth proportional to 3,524,497.68, 5,286,751.52 and 865,105.68 is: 1,297,659.75
Step by Step Solution
- Step 1: Write the proportion equation
3,524,497.68 : 5,286,751.52 = 865,105.68 : x - Step 2: Convert to fraction form
3,524,497.68/5,286,751.52 = 865,105.68/x - Step 3: Cross multiply
3,524,497.68x = 5,286,751.52 × 865,105.68 - Step 4: Simplify right side
3,524,497.68x = 4,573,598,768,700.63 - Step 5: Solve for x
x = 4,573,598,768,700.63/3,524,497.68 - Step 6: Final answer
x = 1,297,659.75
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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.