Finding the Fourth Proportional to 3,122,190.80, 4,676,287.80 and 2,562,318.80
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Solution
The fourth proportional to 3,122,190.80, 4,676,287.80 and 2,562,318.80 is: 3,837,734.75
Step by Step Solution
- Step 1: Write the proportion equation
3,122,190.80 : 4,676,287.80 = 2,562,318.80 : x - Step 2: Convert to fraction form
3,122,190.80/4,676,287.80 = 2,562,318.80/x - Step 3: Cross multiply
3,122,190.80x = 4,676,287.80 × 2,562,318.80 - Step 4: Simplify right side
3,122,190.80x = 11,982,140,144,150.64 - Step 5: Solve for x
x = 11,982,140,144,150.64/3,122,190.80 - Step 6: Final answer
x = 3,837,734.75
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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.