Finding the Fourth Proportional to 2,668,620.20, 3,682,668.26 and 1,444,904.68
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Solution
The fourth proportional to 2,668,620.20, 3,682,668.26 and 1,444,904.68 is: 1,993,953.51
Step by Step Solution
- Step 1: Write the proportion equation
2,668,620.20 : 3,682,668.26 = 1,444,904.68 : x - Step 2: Convert to fraction form
2,668,620.20/3,682,668.26 = 1,444,904.68/x - Step 3: Cross multiply
2,668,620.20x = 3,682,668.26 × 1,444,904.68 - Step 4: Simplify right side
2,668,620.20x = 5,321,104,603,761.46 - Step 5: Solve for x
x = 5,321,104,603,761.46/2,668,620.20 - Step 6: Final answer
x = 1,993,953.51
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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.