Finding the Fourth Proportional to 5,917,742.42, 8,877,119.60 and 2,079,231.19
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Solution
The fourth proportional to 5,917,742.42, 8,877,119.60 and 2,079,231.19 is: 3,119,024.56
Step by Step Solution
- Step 1: Write the proportion equation
5,917,742.42 : 8,877,119.60 = 2,079,231.19 : x - Step 2: Convert to fraction form
5,917,742.42/8,877,119.60 = 2,079,231.19/x - Step 3: Cross multiply
5,917,742.42x = 8,877,119.60 × 2,079,231.19 - Step 4: Simplify right side
5,917,742.42x = 18,457,583,932,685.60 - Step 5: Solve for x
x = 18,457,583,932,685.60/5,917,742.42 - Step 6: Final answer
x = 3,119,024.56
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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.