Finding the Fourth Proportional to 1,869,789.63, 2,804,684.46 and 449,845.68
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Solution
The fourth proportional to 1,869,789.63, 2,804,684.46 and 449,845.68 is: 674,768.52
Step by Step Solution
- Step 1: Write the proportion equation
1,869,789.63 : 2,804,684.46 = 449,845.68 : x - Step 2: Convert to fraction form
1,869,789.63/2,804,684.46 = 449,845.68/x - Step 3: Cross multiply
1,869,789.63x = 2,804,684.46 × 449,845.68 - Step 4: Simplify right side
1,869,789.63x = 1,261,675,188,094.13 - Step 5: Solve for x
x = 1,261,675,188,094.13/1,869,789.63 - Step 6: Final answer
x = 674,768.52
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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.