Finding the Fourth Proportional to 5,581,620.63, 8,370,936.50 and 1,537,147.26
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Solution
The fourth proportional to 5,581,620.63, 8,370,936.50 and 1,537,147.26 is: 2,305,309.33
Step by Step Solution
- Step 1: Write the proportion equation
5,581,620.63 : 8,370,936.50 = 1,537,147.26 : x - Step 2: Convert to fraction form
5,581,620.63/8,370,936.50 = 1,537,147.26/x - Step 3: Cross multiply
5,581,620.63x = 8,370,936.50 × 1,537,147.26 - Step 4: Simplify right side
5,581,620.63x = 12,867,362,096,923.25 - Step 5: Solve for x
x = 12,867,362,096,923.25/5,581,620.63 - Step 6: Final answer
x = 2,305,309.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.