Finding the Fourth Proportional to 2,048,801.70, 3,073,202.55 and 985,919.70
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Solution
The fourth proportional to 2,048,801.70, 3,073,202.55 and 985,919.70 is: 1,478,879.55
Step by Step Solution
- Step 1: Write the proportion equation
2,048,801.70 : 3,073,202.55 = 985,919.70 : x - Step 2: Convert to fraction form
2,048,801.70/3,073,202.55 = 985,919.70/x - Step 3: Cross multiply
2,048,801.70x = 3,073,202.55 × 985,919.70 - Step 4: Simplify right side
2,048,801.70x = 3,029,930,936,135.24 - Step 5: Solve for x
x = 3,029,930,936,135.24/2,048,801.70 - Step 6: Final answer
x = 1,478,879.55
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1.5x scale
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.