Finding the Fourth Proportional to 3,974,558.40, 5,961,837.60 and 982,742.40
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Solution
The fourth proportional to 3,974,558.40, 5,961,837.60 and 982,742.40 is: 1,474,113.60
Step by Step Solution
- Step 1: Write the proportion equation
3,974,558.40 : 5,961,837.60 = 982,742.40 : x - Step 2: Convert to fraction form
3,974,558.40/5,961,837.60 = 982,742.40/x - Step 3: Cross multiply
3,974,558.40x = 5,961,837.60 × 982,742.40 - Step 4: Simplify right side
3,974,558.40x = 5,858,950,591,434.24 - Step 5: Solve for x
x = 5,858,950,591,434.24/3,974,558.40 - Step 6: Final answer
x = 1,474,113.60
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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.