Finding the Fourth Proportional to 2,876,244.44, 3,969,212.66 and 1,587,083.80
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Solution
The fourth proportional to 2,876,244.44, 3,969,212.66 and 1,587,083.80 is: 2,190,173.07
Step by Step Solution
- Step 1: Write the proportion equation
2,876,244.44 : 3,969,212.66 = 1,587,083.80 : x - Step 2: Convert to fraction form
2,876,244.44/3,969,212.66 = 1,587,083.80/x - Step 3: Cross multiply
2,876,244.44x = 3,969,212.66 × 1,587,083.80 - Step 4: Simplify right side
2,876,244.44x = 6,299,473,111,440.91 - Step 5: Solve for x
x = 6,299,473,111,440.91/2,876,244.44 - Step 6: Final answer
x = 2,190,173.07
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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.