Finding the Fourth Proportional to 2,201,242.80, 3,299,239.80 and 921,847.80
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Solution
The fourth proportional to 2,201,242.80, 3,299,239.80 and 921,847.80 is: 1,381,672.64
Step by Step Solution
- Step 1: Write the proportion equation
2,201,242.80 : 3,299,239.80 = 921,847.80 : x - Step 2: Convert to fraction form
2,201,242.80/3,299,239.80 = 921,847.80/x - Step 3: Cross multiply
2,201,242.80x = 3,299,239.80 × 921,847.80 - Step 4: Simplify right side
2,201,242.80x = 3,041,396,951,302.44 - Step 5: Solve for x
x = 3,041,396,951,302.44/2,201,242.80 - Step 6: Final answer
x = 1,381,672.64
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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.