Finding the Fourth Proportional to 3,490,579.62, 5,235,286.23 and 966,490.02
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Solution
The fourth proportional to 3,490,579.62, 5,235,286.23 and 966,490.02 is: 1,449,573.55
Step by Step Solution
- Step 1: Write the proportion equation
3,490,579.62 : 5,235,286.23 = 966,490.02 : x - Step 2: Convert to fraction form
3,490,579.62/5,235,286.23 = 966,490.02/x - Step 3: Cross multiply
3,490,579.62x = 5,235,286.23 × 966,490.02 - Step 4: Simplify right side
3,490,579.62x = 5,059,851,893,138.43 - Step 5: Solve for x
x = 5,059,851,893,138.43/3,490,579.62 - Step 6: Final answer
x = 1,449,573.55
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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.