Finding the Fourth Proportional to 1,882,928.82, 2,822,801.58 and 817,169.70
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Solution
The fourth proportional to 1,882,928.82, 2,822,801.58 and 817,169.70 is: 1,225,063.79
Step by Step Solution
- Step 1: Write the proportion equation
1,882,928.82 : 2,822,801.58 = 817,169.70 : x - Step 2: Convert to fraction form
1,882,928.82/2,822,801.58 = 817,169.70/x - Step 3: Cross multiply
1,882,928.82x = 2,822,801.58 × 817,169.70 - Step 4: Simplify right side
1,882,928.82x = 2,306,707,920,288.13 - Step 5: Solve for x
x = 2,306,707,920,288.13/1,882,928.82 - Step 6: Final answer
x = 1,225,063.79
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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.