Finding the Fourth Proportional to 3,219,882.75, 4,829,774.88 and 823,707.12
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Solution
The fourth proportional to 3,219,882.75, 4,829,774.88 and 823,707.12 is: 1,235,548.08
Step by Step Solution
- Step 1: Write the proportion equation
3,219,882.75 : 4,829,774.88 = 823,707.12 : x - Step 2: Convert to fraction form
3,219,882.75/4,829,774.88 = 823,707.12/x - Step 3: Cross multiply
3,219,882.75x = 4,829,774.88 × 823,707.12 - Step 4: Simplify right side
3,219,882.75x = 3,978,319,956,653.15 - Step 5: Solve for x
x = 3,978,319,956,653.15/3,219,882.75 - Step 6: Final answer
x = 1,235,548.08
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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.