Finding the Fourth Proportional to 5,134,572.24, 7,703,469.72 and 3,087,588.84
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Solution
The fourth proportional to 5,134,572.24, 7,703,469.72 and 3,087,588.84 is: 4,632,352.22
Step by Step Solution
- Step 1: Write the proportion equation
5,134,572.24 : 7,703,469.72 = 3,087,588.84 : x - Step 2: Convert to fraction form
5,134,572.24/7,703,469.72 = 3,087,588.84/x - Step 3: Cross multiply
5,134,572.24x = 7,703,469.72 × 3,087,588.84 - Step 4: Simplify right side
5,134,572.24x = 23,785,147,136,749.92 - Step 5: Solve for x
x = 23,785,147,136,749.92/5,134,572.24 - Step 6: Final answer
x = 4,632,352.22
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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.