Finding the Fourth Proportional to 6,365,728.36, 8,784,817.14 and 3,465,202.60
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Solution
The fourth proportional to 6,365,728.36, 8,784,817.14 and 3,465,202.60 is: 4,782,040.56
Step by Step Solution
- Step 1: Write the proportion equation
6,365,728.36 : 8,784,817.14 = 3,465,202.60 : x - Step 2: Convert to fraction form
6,365,728.36/8,784,817.14 = 3,465,202.60/x - Step 3: Cross multiply
6,365,728.36x = 8,784,817.14 × 3,465,202.60 - Step 4: Simplify right side
6,365,728.36x = 30,441,171,194,052.57 - Step 5: Solve for x
x = 30,441,171,194,052.57/6,365,728.36 - Step 6: Final answer
x = 4,782,040.56
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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.