Finding the Fourth Proportional to 2,011,485.12, 3,016,586.12 and 663,396.44
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Solution
The fourth proportional to 2,011,485.12, 3,016,586.12 and 663,396.44 is: 994,883.07
Step by Step Solution
- Step 1: Write the proportion equation
2,011,485.12 : 3,016,586.12 = 663,396.44 : x - Step 2: Convert to fraction form
2,011,485.12/3,016,586.12 = 663,396.44/x - Step 3: Cross multiply
2,011,485.12x = 3,016,586.12 × 663,396.44 - Step 4: Simplify right side
2,011,485.12x = 2,001,192,492,961.41 - Step 5: Solve for x
x = 2,001,192,492,961.41/2,011,485.12 - Step 6: Final answer
x = 994,883.07
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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.