Finding the Fourth Proportional to 1,620,046.44, 2,235,571.46 and 967,408.91
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Solution
The fourth proportional to 1,620,046.44, 2,235,571.46 and 967,408.91 is: 1,334,968.97
Step by Step Solution
- Step 1: Write the proportion equation
1,620,046.44 : 2,235,571.46 = 967,408.91 : x - Step 2: Convert to fraction form
1,620,046.44/2,235,571.46 = 967,408.91/x - Step 3: Cross multiply
1,620,046.44x = 2,235,571.46 × 967,408.91 - Step 4: Simplify right side
1,620,046.44x = 2,162,711,733,330.81 - Step 5: Solve for x
x = 2,162,711,733,330.81/1,620,046.44 - Step 6: Final answer
x = 1,334,968.97
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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.