Finding the Fourth Proportional to 2,034,480.18, 2,809,912.80 and 1,339,866.10
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Solution
The fourth proportional to 2,034,480.18, 2,809,912.80 and 1,339,866.10 is: 1,850,549.81
Step by Step Solution
- Step 1: Write the proportion equation
2,034,480.18 : 2,809,912.80 = 1,339,866.10 : x - Step 2: Convert to fraction form
2,034,480.18/2,809,912.80 = 1,339,866.10/x - Step 3: Cross multiply
2,034,480.18x = 2,809,912.80 × 1,339,866.10 - Step 4: Simplify right side
2,034,480.18x = 3,764,906,904,676.08 - Step 5: Solve for x
x = 3,764,906,904,676.08/2,034,480.18 - Step 6: Final answer
x = 1,850,549.81
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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.