Finding the Fourth Proportional to 5,745,554.87, 7,928,919.60 and 3,167,327.84
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Solution
The fourth proportional to 5,745,554.87, 7,928,919.60 and 3,167,327.84 is: 4,370,942.12
Step by Step Solution
- Step 1: Write the proportion equation
5,745,554.87 : 7,928,919.60 = 3,167,327.84 : x - Step 2: Convert to fraction form
5,745,554.87/7,928,919.60 = 3,167,327.84/x - Step 3: Cross multiply
5,745,554.87x = 7,928,919.60 × 3,167,327.84 - Step 4: Simplify right side
5,745,554.87x = 25,113,487,790,201.66 - Step 5: Solve for x
x = 25,113,487,790,201.66/5,745,554.87 - Step 6: Final answer
x = 4,370,942.12
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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.