Finding the Fourth Proportional to 4,928,236.83, 6,800,762.84 and 2,752,769.79
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Solution
The fourth proportional to 4,928,236.83, 6,800,762.84 and 2,752,769.79 is: 3,798,708.37
Step by Step Solution
- Step 1: Write the proportion equation
4,928,236.83 : 6,800,762.84 = 2,752,769.79 : x - Step 2: Convert to fraction form
4,928,236.83/6,800,762.84 = 2,752,769.79/x - Step 3: Cross multiply
4,928,236.83x = 6,800,762.84 × 2,752,769.79 - Step 4: Simplify right side
4,928,236.83x = 18,720,934,481,142.75 - Step 5: Solve for x
x = 18,720,934,481,142.75/4,928,236.83 - Step 6: Final answer
x = 3,798,708.37
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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.