Finding the Fourth Proportional to 2,305,862.40, 3,458,793.60 and 2,175,225.60
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Solution
The fourth proportional to 2,305,862.40, 3,458,793.60 and 2,175,225.60 is: 3,262,838.40
Step by Step Solution
- Step 1: Write the proportion equation
2,305,862.40 : 3,458,793.60 = 2,175,225.60 : x - Step 2: Convert to fraction form
2,305,862.40/3,458,793.60 = 2,175,225.60/x - Step 3: Cross multiply
2,305,862.40x = 3,458,793.60 × 2,175,225.60 - Step 4: Simplify right side
2,305,862.40x = 7,523,656,383,836.16 - Step 5: Solve for x
x = 7,523,656,383,836.16/2,305,862.40 - Step 6: Final answer
x = 3,262,838.40
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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.