Finding the Fourth Proportional to 1,770,867.40, 2,443,183.68 and 996,373.48
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Solution
The fourth proportional to 1,770,867.40, 2,443,183.68 and 996,373.48 is: 1,374,650.31
Step by Step Solution
- Step 1: Write the proportion equation
1,770,867.40 : 2,443,183.68 = 996,373.48 : x - Step 2: Convert to fraction form
1,770,867.40/2,443,183.68 = 996,373.48/x - Step 3: Cross multiply
1,770,867.40x = 2,443,183.68 × 996,373.48 - Step 4: Simplify right side
1,770,867.40x = 2,434,323,425,520.81 - Step 5: Solve for x
x = 2,434,323,425,520.81/1,770,867.40 - Step 6: Final answer
x = 1,374,650.31
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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.