Finding the Fourth Proportional to 3,949,818.10, 5,923,044.84 and 1,551,980.70
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Solution
The fourth proportional to 3,949,818.10, 5,923,044.84 and 1,551,980.70 is: 2,327,310.03
Step by Step Solution
- Step 1: Write the proportion equation
3,949,818.10 : 5,923,044.84 = 1,551,980.70 : x - Step 2: Convert to fraction form
3,949,818.10/5,923,044.84 = 1,551,980.70/x - Step 3: Cross multiply
3,949,818.10x = 5,923,044.84 × 1,551,980.70 - Step 4: Simplify right side
3,949,818.10x = 9,192,451,276,914.59 - Step 5: Solve for x
x = 9,192,451,276,914.59/3,949,818.10 - Step 6: Final answer
x = 2,327,310.03
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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.