Finding the Fourth Proportional to 3,126,896.21, 4,690,295.03 and 996,965.97
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Solution
The fourth proportional to 3,126,896.21, 4,690,295.03 and 996,965.97 is: 1,495,433.24
Step by Step Solution
- Step 1: Write the proportion equation
3,126,896.21 : 4,690,295.03 = 996,965.97 : x - Step 2: Convert to fraction form
3,126,896.21/4,690,295.03 = 996,965.97/x - Step 3: Cross multiply
3,126,896.21x = 4,690,295.03 × 996,965.97 - Step 4: Simplify right side
3,126,896.21x = 4,676,064,534,170.13 - Step 5: Solve for x
x = 4,676,064,534,170.13/3,126,896.21 - Step 6: Final answer
x = 1,495,433.24
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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.