Finding the Fourth Proportional to 4,187,464.20, 6,252,830.28 and 3,324,856.68
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Solution
The fourth proportional to 4,187,464.20, 6,252,830.28 and 3,324,856.68 is: 4,964,762.33
Step by Step Solution
- Step 1: Write the proportion equation
4,187,464.20 : 6,252,830.28 = 3,324,856.68 : x - Step 2: Convert to fraction form
4,187,464.20/6,252,830.28 = 3,324,856.68/x - Step 3: Cross multiply
4,187,464.20x = 6,252,830.28 × 3,324,856.68 - Step 4: Simplify right side
4,187,464.20x = 20,789,764,525,364.27 - Step 5: Solve for x
x = 20,789,764,525,364.27/4,187,464.20 - Step 6: Final answer
x = 4,964,762.33
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.