Finding the Fourth Proportional to 2,107,193.37, 2,907,934.19 and 1,140,323.41
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Solution
The fourth proportional to 2,107,193.37, 2,907,934.19 and 1,140,323.41 is: 1,573,650.28
Step by Step Solution
- Step 1: Write the proportion equation
2,107,193.37 : 2,907,934.19 = 1,140,323.41 : x - Step 2: Convert to fraction form
2,107,193.37/2,907,934.19 = 1,140,323.41/x - Step 3: Cross multiply
2,107,193.37x = 2,907,934.19 × 1,140,323.41 - Step 4: Simplify right side
2,107,193.37x = 3,315,985,431,596.39 - Step 5: Solve for x
x = 3,315,985,431,596.39/2,107,193.37 - Step 6: Final answer
x = 1,573,650.28
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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.