Finding the Fourth Proportional to 2,089,451.30, 2,882,381.56 and 1,364,723.24
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Solution
The fourth proportional to 2,089,451.30, 2,882,381.56 and 1,364,723.24 is: 1,882,624.92
Step by Step Solution
- Step 1: Write the proportion equation
2,089,451.30 : 2,882,381.56 = 1,364,723.24 : x - Step 2: Convert to fraction form
2,089,451.30/2,882,381.56 = 1,364,723.24/x - Step 3: Cross multiply
2,089,451.30x = 2,882,381.56 × 1,364,723.24 - Step 4: Simplify right side
2,089,451.30x = 3,933,653,083,655.74 - Step 5: Solve for x
x = 3,933,653,083,655.74/2,089,451.30 - Step 6: Final answer
x = 1,882,624.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.