Finding the Fourth Proportional to 2,586,963.80, 3,882,195.30 and 1,449,723.80
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Solution
The fourth proportional to 2,586,963.80, 3,882,195.30 and 1,449,723.80 is: 2,175,566.17
Step by Step Solution
- Step 1: Write the proportion equation
2,586,963.80 : 3,882,195.30 = 1,449,723.80 : x - Step 2: Convert to fraction form
2,586,963.80/3,882,195.30 = 1,449,723.80/x - Step 3: Cross multiply
2,586,963.80x = 3,882,195.30 × 1,449,723.80 - Step 4: Simplify right side
2,586,963.80x = 5,628,110,922,658.14 - Step 5: Solve for x
x = 5,628,110,922,658.14/2,586,963.80 - Step 6: Final answer
x = 2,175,566.17
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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.