Finding the Fourth Proportional to 4,461,310.70, 6,691,911.84 and 1,222,845.63
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Solution
The fourth proportional to 4,461,310.70, 6,691,911.84 and 1,222,845.63 is: 1,834,253.59
Step by Step Solution
- Step 1: Write the proportion equation
4,461,310.70 : 6,691,911.84 = 1,222,845.63 : x - Step 2: Convert to fraction form
4,461,310.70/6,691,911.84 = 1,222,845.63/x - Step 3: Cross multiply
4,461,310.70x = 6,691,911.84 × 1,222,845.63 - Step 4: Simplify right side
4,461,310.70x = 8,183,175,149,889.26 - Step 5: Solve for x
x = 8,183,175,149,889.26/4,461,310.70 - Step 6: Final answer
x = 1,834,253.59
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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.