Finding the Fourth Proportional to 5,743,310.87, 8,616,460.76 and 2,149,355.45
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Solution
The fourth proportional to 5,743,310.87, 8,616,460.76 and 2,149,355.45 is: 3,224,592.46
Step by Step Solution
- Step 1: Write the proportion equation
5,743,310.87 : 8,616,460.76 = 2,149,355.45 : x - Step 2: Convert to fraction form
5,743,310.87/8,616,460.76 = 2,149,355.45/x - Step 3: Cross multiply
5,743,310.87x = 8,616,460.76 × 2,149,355.45 - Step 4: Simplify right side
5,743,310.87x = 18,519,836,913,071.60 - Step 5: Solve for x
x = 18,519,836,913,071.60/5,743,310.87 - Step 6: Final answer
x = 3,224,592.46
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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.