Finding the Fourth Proportional to 7,605,961.44, 11,408,961.60 and 1,926,186.40
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Solution
The fourth proportional to 7,605,961.44, 11,408,961.60 and 1,926,186.40 is: 2,889,284.52
Step by Step Solution
- Step 1: Write the proportion equation
7,605,961.44 : 11,408,961.60 = 1,926,186.40 : x - Step 2: Convert to fraction form
7,605,961.44/11,408,961.60 = 1,926,186.40/x - Step 3: Cross multiply
7,605,961.44x = 11,408,961.60 × 1,926,186.40 - Step 4: Simplify right side
7,605,961.44x = 21,975,786,672,042.24 - Step 5: Solve for x
x = 21,975,786,672,042.24/7,605,961.44 - Step 6: Final answer
x = 2,889,284.52
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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.