Finding the Fourth Proportional to 3,393,847.44, 4,683,232.44 and 1,998,188.76
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Solution
The fourth proportional to 3,393,847.44, 4,683,232.44 and 1,998,188.76 is: 2,757,337.38
Step by Step Solution
- Step 1: Write the proportion equation
3,393,847.44 : 4,683,232.44 = 1,998,188.76 : x - Step 2: Convert to fraction form
3,393,847.44/4,683,232.44 = 1,998,188.76/x - Step 3: Cross multiply
3,393,847.44x = 4,683,232.44 × 1,998,188.76 - Step 4: Simplify right side
3,393,847.44x = 9,357,982,422,075.38 - Step 5: Solve for x
x = 9,357,982,422,075.38/3,393,847.44 - Step 6: Final answer
x = 2,757,337.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.