Finding the Fourth Proportional to 4,594,891.44, 6,340,845.08 and 2,876,959.20
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Solution
The fourth proportional to 4,594,891.44, 6,340,845.08 and 2,876,959.20 is: 3,970,137.89
Step by Step Solution
- Step 1: Write the proportion equation
4,594,891.44 : 6,340,845.08 = 2,876,959.20 : x - Step 2: Convert to fraction form
4,594,891.44/6,340,845.08 = 2,876,959.20/x - Step 3: Cross multiply
4,594,891.44x = 6,340,845.08 × 2,876,959.20 - Step 4: Simplify right side
4,594,891.44x = 18,242,352,588,680.74 - Step 5: Solve for x
x = 18,242,352,588,680.74/4,594,891.44 - Step 6: Final answer
x = 3,970,137.89
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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.