Finding the Fourth Proportional to 2,083,754.11, 2,874,668.10 and 1,223,926.69
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Solution
The fourth proportional to 2,083,754.11, 2,874,668.10 and 1,223,926.69 is: 1,688,482.82
Step by Step Solution
- Step 1: Write the proportion equation
2,083,754.11 : 2,874,668.10 = 1,223,926.69 : x - Step 2: Convert to fraction form
2,083,754.11/2,874,668.10 = 1,223,926.69/x - Step 3: Cross multiply
2,083,754.11x = 2,874,668.10 × 1,223,926.69 - Step 4: Simplify right side
2,083,754.11x = 3,518,383,012,481.59 - Step 5: Solve for x
x = 3,518,383,012,481.59/2,083,754.11 - Step 6: Final answer
x = 1,688,482.82
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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.