Finding the Fourth Proportional to 2,628,736.38, 3,941,408.88 and 1,031,460.84
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Solution
The fourth proportional to 2,628,736.38, 3,941,408.88 and 1,031,460.84 is: 1,546,525.91
Step by Step Solution
- Step 1: Write the proportion equation
2,628,736.38 : 3,941,408.88 = 1,031,460.84 : x - Step 2: Convert to fraction form
2,628,736.38/3,941,408.88 = 1,031,460.84/x - Step 3: Cross multiply
2,628,736.38x = 3,941,408.88 × 1,031,460.84 - Step 4: Simplify right side
2,628,736.38x = 4,065,408,914,148.26 - Step 5: Solve for x
x = 4,065,408,914,148.26/2,628,736.38 - Step 6: Final answer
x = 1,546,525.91
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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.