Finding the Fourth Proportional to 4,829,672.70, 7,244,509.05 and 2,590,184.70
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Solution
The fourth proportional to 4,829,672.70, 7,244,509.05 and 2,590,184.70 is: 3,885,277.05
Step by Step Solution
- Step 1: Write the proportion equation
4,829,672.70 : 7,244,509.05 = 2,590,184.70 : x - Step 2: Convert to fraction form
4,829,672.70/7,244,509.05 = 2,590,184.70/x - Step 3: Cross multiply
4,829,672.70x = 7,244,509.05 × 2,590,184.70 - Step 4: Simplify right side
4,829,672.70x = 18,764,616,500,321.54 - Step 5: Solve for x
x = 18,764,616,500,321.54/4,829,672.70 - Step 6: Final answer
x = 3,885,277.05
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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.