Finding the Fourth Proportional to 1,629,817.20, 2,443,229.06 and 564,113.97
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Solution
The fourth proportional to 1,629,817.20, 2,443,229.06 and 564,113.97 is: 845,652.90
Step by Step Solution
- Step 1: Write the proportion equation
1,629,817.20 : 2,443,229.06 = 564,113.97 : x - Step 2: Convert to fraction form
1,629,817.20/2,443,229.06 = 564,113.97/x - Step 3: Cross multiply
1,629,817.20x = 2,443,229.06 × 564,113.97 - Step 4: Simplify right side
1,629,817.20x = 1,378,259,641,835.40 - Step 5: Solve for x
x = 1,378,259,641,835.40/1,629,817.20 - Step 6: Final answer
x = 845,652.90
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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.