Finding the Fourth Proportional to 4,664,481.58, 6,436,701.12 and 2,571,232.06
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Solution
The fourth proportional to 4,664,481.58, 6,436,701.12 and 2,571,232.06 is: 3,548,143.99
Step by Step Solution
- Step 1: Write the proportion equation
4,664,481.58 : 6,436,701.12 = 2,571,232.06 : x - Step 2: Convert to fraction form
4,664,481.58/6,436,701.12 = 2,571,232.06/x - Step 3: Cross multiply
4,664,481.58x = 6,436,701.12 × 2,571,232.06 - Step 4: Simplify right side
4,664,481.58x = 16,550,252,280,381.91 - Step 5: Solve for x
x = 16,550,252,280,381.91/4,664,481.58 - Step 6: Final answer
x = 3,548,143.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.