Finding the Fourth Proportional to 3,422,457.44, 4,719,565.68 and 2,276,586.08
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Solution
The fourth proportional to 3,422,457.44, 4,719,565.68 and 2,276,586.08 is: 3,139,410.12
Step by Step Solution
- Step 1: Write the proportion equation
3,422,457.44 : 4,719,565.68 = 2,276,586.08 : x - Step 2: Convert to fraction form
3,422,457.44/4,719,565.68 = 2,276,586.08/x - Step 3: Cross multiply
3,422,457.44x = 4,719,565.68 × 2,276,586.08 - Step 4: Simplify right side
3,422,457.44x = 10,744,497,530,733.73 - Step 5: Solve for x
x = 10,744,497,530,733.73/3,422,457.44 - Step 6: Final answer
x = 3,139,410.12
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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.