Finding the Fourth Proportional to 3,149,106.03, 4,724,408.58 and 1,019,190.15
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Solution
The fourth proportional to 3,149,106.03, 4,724,408.58 and 1,019,190.15 is: 1,529,027.81
Step by Step Solution
- Step 1: Write the proportion equation
3,149,106.03 : 4,724,408.58 = 1,019,190.15 : x - Step 2: Convert to fraction form
3,149,106.03/4,724,408.58 = 1,019,190.15/x - Step 3: Cross multiply
3,149,106.03x = 4,724,408.58 × 1,019,190.15 - Step 4: Simplify right side
3,149,106.03x = 4,815,070,689,311.49 - Step 5: Solve for x
x = 4,815,070,689,311.49/3,149,106.03 - Step 6: Final answer
x = 1,529,027.81
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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.