Finding the Fourth Proportional to 2,863,704.74, 3,951,927.42 and 1,574,628.18
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Solution
The fourth proportional to 2,863,704.74, 3,951,927.42 and 1,574,628.18 is: 2,172,995.07
Step by Step Solution
- Step 1: Write the proportion equation
2,863,704.74 : 3,951,927.42 = 1,574,628.18 : x - Step 2: Convert to fraction form
2,863,704.74/3,951,927.42 = 1,574,628.18/x - Step 3: Cross multiply
2,863,704.74x = 3,951,927.42 × 1,574,628.18 - Step 4: Simplify right side
2,863,704.74x = 6,222,816,280,846.70 - Step 5: Solve for x
x = 6,222,816,280,846.70/2,863,704.74 - Step 6: Final answer
x = 2,172,995.07
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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.