Finding the Fourth Proportional to 2,874,218.21, 4,311,576.30 and 1,053,077.79
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Solution
The fourth proportional to 2,874,218.21, 4,311,576.30 and 1,053,077.79 is: 1,579,707.92
Step by Step Solution
- Step 1: Write the proportion equation
2,874,218.21 : 4,311,576.30 = 1,053,077.79 : x - Step 2: Convert to fraction form
2,874,218.21/4,311,576.30 = 1,053,077.79/x - Step 3: Cross multiply
2,874,218.21x = 4,311,576.30 × 1,053,077.79 - Step 4: Simplify right side
2,874,218.21x = 4,540,425,261,537.83 - Step 5: Solve for x
x = 4,540,425,261,537.83/2,874,218.21 - Step 6: Final answer
x = 1,579,707.92
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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.