Finding the Fourth Proportional to 3,612,674.36, 4,985,559.01 and 1,980,984.41
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Solution
The fourth proportional to 3,612,674.36, 4,985,559.01 and 1,980,984.41 is: 2,733,795.99
Step by Step Solution
- Step 1: Write the proportion equation
3,612,674.36 : 4,985,559.01 = 1,980,984.41 : x - Step 2: Convert to fraction form
3,612,674.36/4,985,559.01 = 1,980,984.41/x - Step 3: Cross multiply
3,612,674.36x = 4,985,559.01 × 1,980,984.41 - Step 4: Simplify right side
3,612,674.36x = 9,876,314,677,200.01 - Step 5: Solve for x
x = 9,876,314,677,200.01/3,612,674.36 - Step 6: Final answer
x = 2,733,795.99
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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.