Finding the Fourth Proportional to 2,644,729.44, 3,649,649.92 and 1,498,915.68
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Solution
The fourth proportional to 2,644,729.44, 3,649,649.92 and 1,498,915.68 is: 2,068,460.16
Step by Step Solution
- Step 1: Write the proportion equation
2,644,729.44 : 3,649,649.92 = 1,498,915.68 : x - Step 2: Convert to fraction form
2,644,729.44/3,649,649.92 = 1,498,915.68/x - Step 3: Cross multiply
2,644,729.44x = 3,649,649.92 × 1,498,915.68 - Step 4: Simplify right side
2,644,729.44x = 5,470,517,491,598.75 - Step 5: Solve for x
x = 5,470,517,491,598.75/2,644,729.44 - Step 6: Final answer
x = 2,068,460.16
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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.