Finding the Fourth Proportional to 2,186,198.30, 3,279,297.45 and 1,729,552.70
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Solution
The fourth proportional to 2,186,198.30, 3,279,297.45 and 1,729,552.70 is: 2,594,329.05
Step by Step Solution
- Step 1: Write the proportion equation
2,186,198.30 : 3,279,297.45 = 1,729,552.70 : x - Step 2: Convert to fraction form
2,186,198.30/3,279,297.45 = 1,729,552.70/x - Step 3: Cross multiply
2,186,198.30x = 3,279,297.45 × 1,729,552.70 - Step 4: Simplify right side
2,186,198.30x = 5,671,717,758,750.62 - Step 5: Solve for x
x = 5,671,717,758,750.62/2,186,198.30 - Step 6: Final answer
x = 2,594,329.05
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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.