Finding the Fourth Proportional to 2,743,199.87, 3,785,449.21 and 1,519,433.98
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Solution
The fourth proportional to 2,743,199.87, 3,785,449.21 and 1,519,433.98 is: 2,096,726.61
Step by Step Solution
- Step 1: Write the proportion equation
2,743,199.87 : 3,785,449.21 = 1,519,433.98 : x - Step 2: Convert to fraction form
2,743,199.87/3,785,449.21 = 1,519,433.98/x - Step 3: Cross multiply
2,743,199.87x = 3,785,449.21 × 1,519,433.98 - Step 4: Simplify right side
2,743,199.87x = 5,751,740,145,975.95 - Step 5: Solve for x
x = 5,751,740,145,975.95/2,743,199.87 - Step 6: Final answer
x = 2,096,726.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.