Finding the Fourth Proportional to 4,408,365.28, 6,606,238.80 and 2,511,186.40
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Solution
The fourth proportional to 4,408,365.28, 6,606,238.80 and 2,511,186.40 is: 3,763,185.67
Step by Step Solution
- Step 1: Write the proportion equation
4,408,365.28 : 6,606,238.80 = 2,511,186.40 : x - Step 2: Convert to fraction form
4,408,365.28/6,606,238.80 = 2,511,186.40/x - Step 3: Cross multiply
4,408,365.28x = 6,606,238.80 × 2,511,186.40 - Step 4: Simplify right side
4,408,365.28x = 16,589,497,029,712.32 - Step 5: Solve for x
x = 16,589,497,029,712.32/4,408,365.28 - Step 6: Final answer
x = 3,763,185.67
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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.