Finding the Fourth Proportional to 4,966,573.20, 7,449,859.80 and 3,691,114.80
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Solution
The fourth proportional to 4,966,573.20, 7,449,859.80 and 3,691,114.80 is: 5,536,672.20
Step by Step Solution
- Step 1: Write the proportion equation
4,966,573.20 : 7,449,859.80 = 3,691,114.80 : x - Step 2: Convert to fraction form
4,966,573.20/7,449,859.80 = 3,691,114.80/x - Step 3: Cross multiply
4,966,573.20x = 7,449,859.80 × 3,691,114.80 - Step 4: Simplify right side
4,966,573.20x = 27,498,287,765,705.04 - Step 5: Solve for x
x = 27,498,287,765,705.04/4,966,573.20 - Step 6: Final answer
x = 5,536,672.20
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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.