Finding the Fourth Proportional to 2,386,381.92, 3,296,527.86 and 2,297,794.44
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Solution
The fourth proportional to 2,386,381.92, 3,296,527.86 and 2,297,794.44 is: 3,174,153.88
Step by Step Solution
- Step 1: Write the proportion equation
2,386,381.92 : 3,296,527.86 = 2,297,794.44 : x - Step 2: Convert to fraction form
2,386,381.92/3,296,527.86 = 2,297,794.44/x - Step 3: Cross multiply
2,386,381.92x = 3,296,527.86 × 2,297,794.44 - Step 4: Simplify right side
2,386,381.92x = 7,574,743,408,991.81 - Step 5: Solve for x
x = 7,574,743,408,991.81/2,386,381.92 - Step 6: Final answer
x = 3,174,153.88
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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.