Finding the Fourth Proportional to 3,153,846.24, 4,350,785.76 and 2,065,638.96
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Solution
The fourth proportional to 3,153,846.24, 4,350,785.76 and 2,065,638.96 is: 2,849,584.88
Step by Step Solution
- Step 1: Write the proportion equation
3,153,846.24 : 4,350,785.76 = 2,065,638.96 : x - Step 2: Convert to fraction form
3,153,846.24/4,350,785.76 = 2,065,638.96/x - Step 3: Cross multiply
3,153,846.24x = 4,350,785.76 × 2,065,638.96 - Step 4: Simplify right side
3,153,846.24x = 8,987,152,572,469.21 - Step 5: Solve for x
x = 8,987,152,572,469.21/3,153,846.24 - Step 6: Final answer
x = 2,849,584.88
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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.