Finding the Fourth Proportional to 3,738,771.47, 5,608,157.21 and 898,883.63
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Solution
The fourth proportional to 3,738,771.47, 5,608,157.21 and 898,883.63 is: 1,348,325.45
Step by Step Solution
- Step 1: Write the proportion equation
3,738,771.47 : 5,608,157.21 = 898,883.63 : x - Step 2: Convert to fraction form
3,738,771.47/5,608,157.21 = 898,883.63/x - Step 3: Cross multiply
3,738,771.47x = 5,608,157.21 × 898,883.63 - Step 4: Simplify right side
3,738,771.47x = 5,041,080,710,535.47 - Step 5: Solve for x
x = 5,041,080,710,535.47/3,738,771.47 - Step 6: Final answer
x = 1,348,325.45
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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.