Finding the Fourth Proportional to 3,227,676.18, 4,450,030.83 and 2,644,732.14
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Solution
The fourth proportional to 3,227,676.18, 4,450,030.83 and 2,644,732.14 is: 3,646,319.80
Step by Step Solution
- Step 1: Write the proportion equation
3,227,676.18 : 4,450,030.83 = 2,644,732.14 : x - Step 2: Convert to fraction form
3,227,676.18/4,450,030.83 = 2,644,732.14/x - Step 3: Cross multiply
3,227,676.18x = 4,450,030.83 × 2,644,732.14 - Step 4: Simplify right side
3,227,676.18x = 11,769,139,560,091.88 - Step 5: Solve for x
x = 11,769,139,560,091.88/3,227,676.18 - Step 6: Final answer
x = 3,646,319.80
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1.5x scale
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.