Finding the Fourth Proportional to 2,568,219.81, 3,852,584.64 and 949,412.94
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Solution
The fourth proportional to 2,568,219.81, 3,852,584.64 and 949,412.94 is: 1,424,213.65
Step by Step Solution
- Step 1: Write the proportion equation
2,568,219.81 : 3,852,584.64 = 949,412.94 : x - Step 2: Convert to fraction form
2,568,219.81/3,852,584.64 = 949,412.94/x - Step 3: Cross multiply
2,568,219.81x = 3,852,584.64 × 949,412.94 - Step 4: Simplify right side
2,568,219.81x = 3,657,693,709,661.24 - Step 5: Solve for x
x = 3,657,693,709,661.24/2,568,219.81 - Step 6: Final answer
x = 1,424,213.65
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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.