Finding the Fourth Proportional to 1,451,245.21, 2,176,872.57 and 440,375.54
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Solution
The fourth proportional to 1,451,245.21, 2,176,872.57 and 440,375.54 is: 660,564.75
Step by Step Solution
- Step 1: Write the proportion equation
1,451,245.21 : 2,176,872.57 = 440,375.54 : x - Step 2: Convert to fraction form
1,451,245.21/2,176,872.57 = 440,375.54/x - Step 3: Cross multiply
1,451,245.21x = 2,176,872.57 × 440,375.54 - Step 4: Simplify right side
1,451,245.21x = 958,641,422,640.58 - Step 5: Solve for x
x = 958,641,422,640.58/1,451,245.21 - Step 6: Final answer
x = 660,564.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.