Finding the Fourth Proportional to 5,902,586.88, 8,847,573.12 and 4,214,572.80
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Solution
The fourth proportional to 5,902,586.88, 8,847,573.12 and 4,214,572.80 is: 6,317,355.72
Step by Step Solution
- Step 1: Write the proportion equation
5,902,586.88 : 8,847,573.12 = 4,214,572.80 : x - Step 2: Convert to fraction form
5,902,586.88/8,847,573.12 = 4,214,572.80/x - Step 3: Cross multiply
5,902,586.88x = 8,847,573.12 × 4,214,572.80 - Step 4: Simplify right side
5,902,586.88x = 37,288,741,017,563.13 - Step 5: Solve for x
x = 37,288,741,017,563.13/5,902,586.88 - Step 6: Final answer
x = 6,317,355.72
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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.