Finding the Fourth Proportional to 4,519,563.08, 6,779,399.74 and 1,324,753.84
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Solution
The fourth proportional to 4,519,563.08, 6,779,399.74 and 1,324,753.84 is: 1,987,146.91
Step by Step Solution
- Step 1: Write the proportion equation
4,519,563.08 : 6,779,399.74 = 1,324,753.84 : x - Step 2: Convert to fraction form
4,519,563.08/6,779,399.74 = 1,324,753.84/x - Step 3: Cross multiply
4,519,563.08x = 6,779,399.74 × 1,324,753.84 - Step 4: Simplify right side
4,519,563.08x = 8,981,035,812,939.99 - Step 5: Solve for x
x = 8,981,035,812,939.99/4,519,563.08 - Step 6: Final answer
x = 1,987,146.91
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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.