Finding the Fourth Proportional to 2,767,212.66, 4,151,622.11 and 1,147,684.49
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Solution
The fourth proportional to 2,767,212.66, 4,151,622.11 and 1,147,684.49 is: 1,721,859.81
Step by Step Solution
- Step 1: Write the proportion equation
2,767,212.66 : 4,151,622.11 = 1,147,684.49 : x - Step 2: Convert to fraction form
2,767,212.66/4,151,622.11 = 1,147,684.49/x - Step 3: Cross multiply
2,767,212.66x = 4,151,622.11 × 1,147,684.49 - Step 4: Simplify right side
2,767,212.66x = 4,764,752,277,491.54 - Step 5: Solve for x
x = 4,764,752,277,491.54/2,767,212.66 - Step 6: Final answer
x = 1,721,859.81
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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.