Finding the Fourth Proportional to 2,297,847.99, 3,170,968.28 and 1,279,252.83
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Solution
The fourth proportional to 2,297,847.99, 3,170,968.28 and 1,279,252.83 is: 1,765,334.42
Step by Step Solution
- Step 1: Write the proportion equation
2,297,847.99 : 3,170,968.28 = 1,279,252.83 : x - Step 2: Convert to fraction form
2,297,847.99/3,170,968.28 = 1,279,252.83/x - Step 3: Cross multiply
2,297,847.99x = 3,170,968.28 × 1,279,252.83 - Step 4: Simplify right side
2,297,847.99x = 4,056,470,139,633.97 - Step 5: Solve for x
x = 4,056,470,139,633.97/2,297,847.99 - Step 6: Final answer
x = 1,765,334.42
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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.