Finding the Fourth Proportional to 3,847,226.80, 5,770,840.20 and 3,683,412.40
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Solution
The fourth proportional to 3,847,226.80, 5,770,840.20 and 3,683,412.40 is: 5,525,118.60
Step by Step Solution
- Step 1: Write the proportion equation
3,847,226.80 : 5,770,840.20 = 3,683,412.40 : x - Step 2: Convert to fraction form
3,847,226.80/5,770,840.20 = 3,683,412.40/x - Step 3: Cross multiply
3,847,226.80x = 5,770,840.20 × 3,683,412.40 - Step 4: Simplify right side
3,847,226.80x = 21,256,384,351,098.48 - Step 5: Solve for x
x = 21,256,384,351,098.48/3,847,226.80 - Step 6: Final answer
x = 5,525,118.60
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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.