Finding the Fourth Proportional to 2,836,704.11, 3,914,574.14 and 1,547,544.15
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Solution
The fourth proportional to 2,836,704.11, 3,914,574.14 and 1,547,544.15 is: 2,135,568.64
Step by Step Solution
- Step 1: Write the proportion equation
2,836,704.11 : 3,914,574.14 = 1,547,544.15 : x - Step 2: Convert to fraction form
2,836,704.11/3,914,574.14 = 1,547,544.15/x - Step 3: Cross multiply
2,836,704.11x = 3,914,574.14 × 1,547,544.15 - Step 4: Simplify right side
2,836,704.11x = 6,057,976,313,967.14 - Step 5: Solve for x
x = 6,057,976,313,967.14/2,836,704.11 - Step 6: Final answer
x = 2,135,568.64
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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.