Finding the Fourth Proportional to 1,515,588.21, 2,273,745.61 and 504,718.92
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Solution
The fourth proportional to 1,515,588.21, 2,273,745.61 and 504,718.92 is: 757,199.36
Step by Step Solution
- Step 1: Write the proportion equation
1,515,588.21 : 2,273,745.61 = 504,718.92 : x - Step 2: Convert to fraction form
1,515,588.21/2,273,745.61 = 504,718.92/x - Step 3: Cross multiply
1,515,588.21x = 2,273,745.61 × 504,718.92 - Step 4: Simplify right side
1,515,588.21x = 1,147,602,428,633.94 - Step 5: Solve for x
x = 1,147,602,428,633.94/1,515,588.21 - Step 6: Final answer
x = 757,199.36
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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.