Finding the Fourth Proportional to 1,874,840.20, 2,808,323.70 and 1,559,912.20
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Solution
The fourth proportional to 1,874,840.20, 2,808,323.70 and 1,559,912.20 is: 2,336,592.95
Step by Step Solution
- Step 1: Write the proportion equation
1,874,840.20 : 2,808,323.70 = 1,559,912.20 : x - Step 2: Convert to fraction form
1,874,840.20/2,808,323.70 = 1,559,912.20/x - Step 3: Cross multiply
1,874,840.20x = 2,808,323.70 × 1,559,912.20 - Step 4: Simplify right side
1,874,840.20x = 4,380,738,401,179.14 - Step 5: Solve for x
x = 4,380,738,401,179.14/1,874,840.20 - Step 6: Final answer
x = 2,336,592.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.