Finding the Fourth Proportional to 4,103,040.80, 6,159,615.60 and 2,586,720.80
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Solution
The fourth proportional to 4,103,040.80, 6,159,615.60 and 2,586,720.80 is: 3,883,267.70
Step by Step Solution
- Step 1: Write the proportion equation
4,103,040.80 : 6,159,615.60 = 2,586,720.80 : x - Step 2: Convert to fraction form
4,103,040.80/6,159,615.60 = 2,586,720.80/x - Step 3: Cross multiply
4,103,040.80x = 6,159,615.60 × 2,586,720.80 - Step 4: Simplify right side
4,103,040.80x = 15,933,205,792,524.48 - Step 5: Solve for x
x = 15,933,205,792,524.48/4,103,040.80 - Step 6: Final answer
x = 3,883,267.70
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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.