Finding the Fourth Proportional to 5,198,969.28, 7,795,452.20 and 1,603,770.92
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Solution
The fourth proportional to 5,198,969.28, 7,795,452.20 and 1,603,770.92 is: 2,404,730.41
Step by Step Solution
- Step 1: Write the proportion equation
5,198,969.28 : 7,795,452.20 = 1,603,770.92 : x - Step 2: Convert to fraction form
5,198,969.28/7,795,452.20 = 1,603,770.92/x - Step 3: Cross multiply
5,198,969.28x = 7,795,452.20 × 1,603,770.92 - Step 4: Simplify right side
5,198,969.28x = 12,502,119,546,610.02 - Step 5: Solve for x
x = 12,502,119,546,610.02/5,198,969.28 - Step 6: Final answer
x = 2,404,730.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.