Finding the Fourth Proportional to 1,331,346.38, 1,837,258.00 and 727,734.38
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Solution
The fourth proportional to 1,331,346.38, 1,837,258.00 and 727,734.38 is: 1,004,273.44
Step by Step Solution
- Step 1: Write the proportion equation
1,331,346.38 : 1,837,258.00 = 727,734.38 : x - Step 2: Convert to fraction form
1,331,346.38/1,837,258.00 = 727,734.38/x - Step 3: Cross multiply
1,331,346.38x = 1,837,258.00 × 727,734.38 - Step 4: Simplify right side
1,331,346.38x = 1,337,035,800,524.41 - Step 5: Solve for x
x = 1,337,035,800,524.41/1,331,346.38 - Step 6: Final answer
x = 1,004,273.44
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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.