Finding the Fourth Proportional to 5,284,160.58, 7,912,785.26 and 3,481,579.14
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Solution
The fourth proportional to 5,284,160.58, 7,912,785.26 and 3,481,579.14 is: 5,213,503.19
Step by Step Solution
- Step 1: Write the proportion equation
5,284,160.58 : 7,912,785.26 = 3,481,579.14 : x - Step 2: Convert to fraction form
5,284,160.58/7,912,785.26 = 3,481,579.14/x - Step 3: Cross multiply
5,284,160.58x = 7,912,785.26 × 3,481,579.14 - Step 4: Simplify right side
5,284,160.58x = 27,548,988,060,951.55 - Step 5: Solve for x
x = 27,548,988,060,951.55/5,284,160.58 - Step 6: Final answer
x = 5,213,503.19
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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.