Finding the Fourth Proportional to 6,386,408.96, 9,581,138.66 and 2,126,614.10
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Solution
The fourth proportional to 6,386,408.96, 9,581,138.66 and 2,126,614.10 is: 3,190,429.03
Step by Step Solution
- Step 1: Write the proportion equation
6,386,408.96 : 9,581,138.66 = 2,126,614.10 : x - Step 2: Convert to fraction form
6,386,408.96/9,581,138.66 = 2,126,614.10/x - Step 3: Cross multiply
6,386,408.96x = 9,581,138.66 × 2,126,614.10 - Step 4: Simplify right side
6,386,408.96x = 20,375,384,525,821.95 - Step 5: Solve for x
x = 20,375,384,525,821.95/6,386,408.96 - Step 6: Final answer
x = 3,190,429.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.