Finding the Fourth Proportional to 5,383,729.34, 8,072,895.49 and 1,788,235.73
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Solution
The fourth proportional to 5,383,729.34, 8,072,895.49 and 1,788,235.73 is: 2,681,457.26
Step by Step Solution
- Step 1: Write the proportion equation
5,383,729.34 : 8,072,895.49 = 1,788,235.73 : x - Step 2: Convert to fraction form
5,383,729.34/8,072,895.49 = 1,788,235.73/x - Step 3: Cross multiply
5,383,729.34x = 8,072,895.49 × 1,788,235.73 - Step 4: Simplify right side
5,383,729.34x = 14,436,240,114,938.79 - Step 5: Solve for x
x = 14,436,240,114,938.79/5,383,729.34 - Step 6: Final answer
x = 2,681,457.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.