Finding the Fourth Proportional to 2,198,485.80, 3,297,728.70 and 1,825,237.80
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Solution
The fourth proportional to 2,198,485.80, 3,297,728.70 and 1,825,237.80 is: 2,737,856.70
Step by Step Solution
- Step 1: Write the proportion equation
2,198,485.80 : 3,297,728.70 = 1,825,237.80 : x - Step 2: Convert to fraction form
2,198,485.80/3,297,728.70 = 1,825,237.80/x - Step 3: Cross multiply
2,198,485.80x = 3,297,728.70 × 1,825,237.80 - Step 4: Simplify right side
2,198,485.80x = 6,019,139,077,384.86 - Step 5: Solve for x
x = 6,019,139,077,384.86/2,198,485.80 - Step 6: Final answer
x = 2,737,856.70
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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.