Finding the Fourth Proportional to 4,201,629.20, 6,287,928.60 and 2,519,939.60
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Solution
The fourth proportional to 4,201,629.20, 6,287,928.60 and 2,519,939.60 is: 3,771,203.87
Step by Step Solution
- Step 1: Write the proportion equation
4,201,629.20 : 6,287,928.60 = 2,519,939.60 : x - Step 2: Convert to fraction form
4,201,629.20/6,287,928.60 = 2,519,939.60/x - Step 3: Cross multiply
4,201,629.20x = 6,287,928.60 × 2,519,939.60 - Step 4: Simplify right side
4,201,629.20x = 15,845,200,281,112.56 - Step 5: Solve for x
x = 15,845,200,281,112.56/4,201,629.20 - Step 6: Final answer
x = 3,771,203.87
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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.