Finding the Fourth Proportional to 3,576,839.80, 5,365,261.32 and 881,217.60
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Solution
The fourth proportional to 3,576,839.80, 5,365,261.32 and 881,217.60 is: 1,321,826.80
Step by Step Solution
- Step 1: Write the proportion equation
3,576,839.80 : 5,365,261.32 = 881,217.60 : x - Step 2: Convert to fraction form
3,576,839.80/5,365,261.32 = 881,217.60/x - Step 3: Cross multiply
3,576,839.80x = 5,365,261.32 × 881,217.60 - Step 4: Simplify right side
3,576,839.80x = 4,727,962,703,783.23 - Step 5: Solve for x
x = 4,727,962,703,783.23/3,576,839.80 - Step 6: Final answer
x = 1,321,826.80
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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.