Finding the Fourth Proportional to 2,969,294.35, 4,457,091.12 and 2,629,940.75
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Solution
The fourth proportional to 2,969,294.35, 4,457,091.12 and 2,629,940.75 is: 3,947,700.76
Step by Step Solution
- Step 1: Write the proportion equation
2,969,294.35 : 4,457,091.12 = 2,629,940.75 : x - Step 2: Convert to fraction form
2,969,294.35/4,457,091.12 = 2,629,940.75/x - Step 3: Cross multiply
2,969,294.35x = 4,457,091.12 × 2,629,940.75 - Step 4: Simplify right side
2,969,294.35x = 11,721,885,562,951.14 - Step 5: Solve for x
x = 11,721,885,562,951.14/2,969,294.35 - Step 6: Final answer
x = 3,947,700.76
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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.