Finding the Fourth Proportional to 5,393,764.80, 8,089,480.80 and 2,361,124.80
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Solution
The fourth proportional to 5,393,764.80, 8,089,480.80 and 2,361,124.80 is: 3,541,176.61
Step by Step Solution
- Step 1: Write the proportion equation
5,393,764.80 : 8,089,480.80 = 2,361,124.80 : x - Step 2: Convert to fraction form
5,393,764.80/8,089,480.80 = 2,361,124.80/x - Step 3: Cross multiply
5,393,764.80x = 8,089,480.80 × 2,361,124.80 - Step 4: Simplify right side
5,393,764.80x = 19,100,273,736,003.84 - Step 5: Solve for x
x = 19,100,273,736,003.84/5,393,764.80 - Step 6: Final answer
x = 3,541,176.61
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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.