Finding the Fourth Proportional to 2,726,228.80, 4,089,343.20 and 832,724.20
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Solution
The fourth proportional to 2,726,228.80, 4,089,343.20 and 832,724.20 is: 1,249,086.30
Step by Step Solution
- Step 1: Write the proportion equation
2,726,228.80 : 4,089,343.20 = 832,724.20 : x - Step 2: Convert to fraction form
2,726,228.80/4,089,343.20 = 832,724.20/x - Step 3: Cross multiply
2,726,228.80x = 4,089,343.20 × 832,724.20 - Step 4: Simplify right side
2,726,228.80x = 3,405,295,044,745.44 - Step 5: Solve for x
x = 3,405,295,044,745.44/2,726,228.80 - Step 6: Final answer
x = 1,249,086.30
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1.5x scale
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.