Finding the Fourth Proportional to 4,665,847.20, 6,998,770.80 and 1,471,296.30
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Solution
The fourth proportional to 4,665,847.20, 6,998,770.80 and 1,471,296.30 is: 2,206,944.45
Step by Step Solution
- Step 1: Write the proportion equation
4,665,847.20 : 6,998,770.80 = 1,471,296.30 : x - Step 2: Convert to fraction form
4,665,847.20/6,998,770.80 = 1,471,296.30/x - Step 3: Cross multiply
4,665,847.20x = 6,998,770.80 × 1,471,296.30 - Step 4: Simplify right side
4,665,847.20x = 10,297,265,582,588.04 - Step 5: Solve for x
x = 10,297,265,582,588.04/4,665,847.20 - Step 6: Final answer
x = 2,206,944.45
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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.