Finding the Fourth Proportional to 2,882,644.71, 3,977,893.56 and 1,593,402.05
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Solution
The fourth proportional to 2,882,644.71, 3,977,893.56 and 1,593,402.05 is: 2,198,808.52
Step by Step Solution
- Step 1: Write the proportion equation
2,882,644.71 : 3,977,893.56 = 1,593,402.05 : x - Step 2: Convert to fraction form
2,882,644.71/3,977,893.56 = 1,593,402.05/x - Step 3: Cross multiply
2,882,644.71x = 3,977,893.56 × 1,593,402.05 - Step 4: Simplify right side
2,882,644.71x = 6,338,383,746,730.14 - Step 5: Solve for x
x = 6,338,383,746,730.14/2,882,644.71 - Step 6: Final answer
x = 2,198,808.52
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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.