Finding the Fourth Proportional to 1,738,519.36, 2,607,738.34 and 459,216.12
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Solution
The fourth proportional to 1,738,519.36, 2,607,738.34 and 459,216.12 is: 688,813.43
Step by Step Solution
- Step 1: Write the proportion equation
1,738,519.36 : 2,607,738.34 = 459,216.12 : x - Step 2: Convert to fraction form
1,738,519.36/2,607,738.34 = 459,216.12/x - Step 3: Cross multiply
1,738,519.36x = 2,607,738.34 × 459,216.12 - Step 4: Simplify right side
1,738,519.36x = 1,197,515,478,585.07 - Step 5: Solve for x
x = 1,197,515,478,585.07/1,738,519.36 - Step 6: Final answer
x = 688,813.43
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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.