Finding the Fourth Proportional to 3,620,460.87, 5,432,933.79 and 2,104,857.05
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Solution
The fourth proportional to 3,620,460.87, 5,432,933.79 and 2,104,857.05 is: 3,158,589.30
Step by Step Solution
- Step 1: Write the proportion equation
3,620,460.87 : 5,432,933.79 = 2,104,857.05 : x - Step 2: Convert to fraction form
3,620,460.87/5,432,933.79 = 2,104,857.05/x - Step 3: Cross multiply
3,620,460.87x = 5,432,933.79 × 2,104,857.05 - Step 4: Simplify right side
3,620,460.87x = 11,435,548,962,900.05 - Step 5: Solve for x
x = 11,435,548,962,900.05/3,620,460.87 - Step 6: Final answer
x = 3,158,589.30
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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.