Finding the Fourth Proportional to 3,256,107.90, 4,493,704.95 and 1,806,270.42
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Solution
The fourth proportional to 3,256,107.90, 4,493,704.95 and 1,806,270.42 is: 2,492,806.31
Step by Step Solution
- Step 1: Write the proportion equation
3,256,107.90 : 4,493,704.95 = 1,806,270.42 : x - Step 2: Convert to fraction form
3,256,107.90/4,493,704.95 = 1,806,270.42/x - Step 3: Cross multiply
3,256,107.90x = 4,493,704.95 × 1,806,270.42 - Step 4: Simplify right side
3,256,107.90x = 8,116,846,327,392.58 - Step 5: Solve for x
x = 8,116,846,327,392.58/3,256,107.90 - Step 6: Final answer
x = 2,492,806.31
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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.