Finding the Fourth Proportional to 2,813,042.94, 4,219,506.09 and 683,138.22
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Solution
The fourth proportional to 2,813,042.94, 4,219,506.09 and 683,138.22 is: 1,024,693.17
Step by Step Solution
- Step 1: Write the proportion equation
2,813,042.94 : 4,219,506.09 = 683,138.22 : x - Step 2: Convert to fraction form
2,813,042.94/4,219,506.09 = 683,138.22/x - Step 3: Cross multiply
2,813,042.94x = 4,219,506.09 × 683,138.22 - Step 4: Simplify right side
2,813,042.94x = 2,882,505,879,601.76 - Step 5: Solve for x
x = 2,882,505,879,601.76/2,813,042.94 - Step 6: Final answer
x = 1,024,693.17
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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.