Finding the Fourth Proportional to 5,193,775.62, 7,790,796.47 and 2,460,683.24
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Solution
The fourth proportional to 5,193,775.62, 7,790,796.47 and 2,460,683.24 is: 3,691,087.89
Step by Step Solution
- Step 1: Write the proportion equation
5,193,775.62 : 7,790,796.47 = 2,460,683.24 : x - Step 2: Convert to fraction form
5,193,775.62/7,790,796.47 = 2,460,683.24/x - Step 3: Cross multiply
5,193,775.62x = 7,790,796.47 × 2,460,683.24 - Step 4: Simplify right side
5,193,775.62x = 19,170,682,296,393.38 - Step 5: Solve for x
x = 19,170,682,296,393.38/5,193,775.62 - Step 6: Final answer
x = 3,691,087.89
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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.