Finding the Fourth Proportional to 4,969,230.76, 7,453,582.62 and 1,603,438.12
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Solution
The fourth proportional to 4,969,230.76, 7,453,582.62 and 1,603,438.12 is: 2,405,072.15
Step by Step Solution
- Step 1: Write the proportion equation
4,969,230.76 : 7,453,582.62 = 1,603,438.12 : x - Step 2: Convert to fraction form
4,969,230.76/7,453,582.62 = 1,603,438.12/x - Step 3: Cross multiply
4,969,230.76x = 7,453,582.62 × 1,603,438.12 - Step 4: Simplify right side
4,969,230.76x = 11,951,358,503,477.47 - Step 5: Solve for x
x = 11,951,358,503,477.47/4,969,230.76 - Step 6: Final answer
x = 2,405,072.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.