Finding the Fourth Proportional to 2,876,466.77, 4,313,578.58 and 1,078,370.18
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Solution
The fourth proportional to 2,876,466.77, 4,313,578.58 and 1,078,370.18 is: 1,617,134.80
Step by Step Solution
- Step 1: Write the proportion equation
2,876,466.77 : 4,313,578.58 = 1,078,370.18 : x - Step 2: Convert to fraction form
2,876,466.77/4,313,578.58 = 1,078,370.18/x - Step 3: Cross multiply
2,876,466.77x = 4,313,578.58 × 1,078,370.18 - Step 4: Simplify right side
2,876,466.77x = 4,651,634,504,366.89 - Step 5: Solve for x
x = 4,651,634,504,366.89/2,876,466.77 - Step 6: Final answer
x = 1,617,134.80
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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.