Finding the Fourth Proportional to 2,292,504.40, 3,440,311.80 and 1,491,835.60
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Solution
The fourth proportional to 2,292,504.40, 3,440,311.80 and 1,491,835.60 is: 2,238,765.44
Step by Step Solution
- Step 1: Write the proportion equation
2,292,504.40 : 3,440,311.80 = 1,491,835.60 : x - Step 2: Convert to fraction form
2,292,504.40/3,440,311.80 = 1,491,835.60/x - Step 3: Cross multiply
2,292,504.40x = 3,440,311.80 × 1,491,835.60 - Step 4: Simplify right side
2,292,504.40x = 5,132,379,618,340.08 - Step 5: Solve for x
x = 5,132,379,618,340.08/2,292,504.40 - Step 6: Final answer
x = 2,238,765.44
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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.