Finding the Fourth Proportional to 2,876,452.98, 4,313,558.09 and 1,078,355.39
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Solution
The fourth proportional to 2,876,452.98, 4,313,558.09 and 1,078,355.39 is: 1,617,112.68
Step by Step Solution
- Step 1: Write the proportion equation
2,876,452.98 : 4,313,558.09 = 1,078,355.39 : x - Step 2: Convert to fraction form
2,876,452.98/4,313,558.09 = 1,078,355.39/x - Step 3: Cross multiply
2,876,452.98x = 4,313,558.09 × 1,078,355.39 - Step 4: Simplify right side
2,876,452.98x = 4,651,548,589,470.04 - Step 5: Solve for x
x = 4,651,548,589,470.04/2,876,452.98 - Step 6: Final answer
x = 1,617,112.68
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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.