Finding the Fourth Proportional to 4,443,088.68, 6,131,491.83 and 2,405,898.18
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Solution
The fourth proportional to 4,443,088.68, 6,131,491.83 and 2,405,898.18 is: 3,320,155.44
Step by Step Solution
- Step 1: Write the proportion equation
4,443,088.68 : 6,131,491.83 = 2,405,898.18 : x - Step 2: Convert to fraction form
4,443,088.68/6,131,491.83 = 2,405,898.18/x - Step 3: Cross multiply
4,443,088.68x = 6,131,491.83 × 2,405,898.18 - Step 4: Simplify right side
4,443,088.68x = 14,751,745,034,481.87 - Step 5: Solve for x
x = 14,751,745,034,481.87/4,443,088.68 - Step 6: Final answer
x = 3,320,155.44
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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.