Finding the Fourth Proportional to 2,876,104.54, 3,969,107.34 and 1,587,027.94
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Solution
The fourth proportional to 2,876,104.54, 3,969,107.34 and 1,587,027.94 is: 2,190,144.40
Step by Step Solution
- Step 1: Write the proportion equation
2,876,104.54 : 3,969,107.34 = 1,587,027.94 : x - Step 2: Convert to fraction form
2,876,104.54/3,969,107.34 = 1,587,027.94/x - Step 3: Cross multiply
2,876,104.54x = 3,969,107.34 × 1,587,027.94 - Step 4: Simplify right side
2,876,104.54x = 6,299,084,245,439.08 - Step 5: Solve for x
x = 6,299,084,245,439.08/2,876,104.54 - Step 6: Final answer
x = 2,190,144.40
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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.