Finding the Fourth Proportional to 1,738,519.87, 2,607,739.09 and 459,216.62
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Solution
The fourth proportional to 1,738,519.87, 2,607,739.09 and 459,216.62 is: 688,814.18
Step by Step Solution
- Step 1: Write the proportion equation
1,738,519.87 : 2,607,739.09 = 459,216.62 : x - Step 2: Convert to fraction form
1,738,519.87/2,607,739.09 = 459,216.62/x - Step 3: Cross multiply
1,738,519.87x = 2,607,739.09 × 459,216.62 - Step 4: Simplify right side
1,738,519.87x = 1,197,517,130,751.68 - Step 5: Solve for x
x = 1,197,517,130,751.68/1,738,519.87 - Step 6: Final answer
x = 688,814.18
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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.