Finding the Fourth Proportional to 2,857,719.84, 3,943,704.24 and 1,568,680.08
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Solution
The fourth proportional to 2,857,719.84, 3,943,704.24 and 1,568,680.08 is: 2,164,806.43
Step by Step Solution
- Step 1: Write the proportion equation
2,857,719.84 : 3,943,704.24 = 1,568,680.08 : x - Step 2: Convert to fraction form
2,857,719.84/3,943,704.24 = 1,568,680.08/x - Step 3: Cross multiply
2,857,719.84x = 3,943,704.24 × 1,568,680.08 - Step 4: Simplify right side
2,857,719.84x = 6,186,410,282,699.54 - Step 5: Solve for x
x = 6,186,410,282,699.54/2,857,719.84 - Step 6: Final answer
x = 2,164,806.43
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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.