Finding the Fourth Proportional to 3,800,332.96, 5,244,273.12 and 2,081,461.12
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Solution
The fourth proportional to 3,800,332.96, 5,244,273.12 and 2,081,461.12 is: 2,872,314.27
Step by Step Solution
- Step 1: Write the proportion equation
3,800,332.96 : 5,244,273.12 = 2,081,461.12 : x - Step 2: Convert to fraction form
3,800,332.96/5,244,273.12 = 2,081,461.12/x - Step 3: Cross multiply
3,800,332.96x = 5,244,273.12 × 2,081,461.12 - Step 4: Simplify right side
3,800,332.96x = 10,915,750,601,941.10 - Step 5: Solve for x
x = 10,915,750,601,941.10/3,800,332.96 - Step 6: Final answer
x = 2,872,314.27
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.