Finding the Fourth Proportional to 1,853,821.37, 2,779,716.12 and 574,073.57
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Solution
The fourth proportional to 1,853,821.37, 2,779,716.12 and 574,073.57 is: 860,795.75
Step by Step Solution
- Step 1: Write the proportion equation
1,853,821.37 : 2,779,716.12 = 574,073.57 : x - Step 2: Convert to fraction form
1,853,821.37/2,779,716.12 = 574,073.57/x - Step 3: Cross multiply
1,853,821.37x = 2,779,716.12 × 574,073.57 - Step 4: Simplify right side
1,853,821.37x = 1,595,761,553,724.58 - Step 5: Solve for x
x = 1,595,761,553,724.58/1,853,821.37 - Step 6: Final answer
x = 860,795.75
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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.