Finding the Fourth Proportional to 4,198,800.74, 6,299,200.60 and 1,358,912.90
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Solution
The fourth proportional to 4,198,800.74, 6,299,200.60 and 1,358,912.90 is: 2,038,692.83
Step by Step Solution
- Step 1: Write the proportion equation
4,198,800.74 : 6,299,200.60 = 1,358,912.90 : x - Step 2: Convert to fraction form
4,198,800.74/6,299,200.60 = 1,358,912.90/x - Step 3: Cross multiply
4,198,800.74x = 6,299,200.60 × 1,358,912.90 - Step 4: Simplify right side
4,198,800.74x = 8,560,064,955,027.74 - Step 5: Solve for x
x = 8,560,064,955,027.74/4,198,800.74 - Step 6: Final answer
x = 2,038,692.83
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1.5x scale
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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.