Finding the Fourth Proportional to 4,136,581.81, 6,204,874.52 and 1,296,915.37
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Solution
The fourth proportional to 4,136,581.81, 6,204,874.52 and 1,296,915.37 is: 1,945,373.62
Step by Step Solution
- Step 1: Write the proportion equation
4,136,581.81 : 6,204,874.52 = 1,296,915.37 : x - Step 2: Convert to fraction form
4,136,581.81/6,204,874.52 = 1,296,915.37/x - Step 3: Cross multiply
4,136,581.81x = 6,204,874.52 × 1,296,915.37 - Step 4: Simplify right side
4,136,581.81x = 8,047,197,133,909.37 - Step 5: Solve for x
x = 8,047,197,133,909.37/4,136,581.81 - Step 6: Final answer
x = 1,945,373.62
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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.