Finding the Fourth Proportional to 2,421,281.20, 3,631,912.08 and 738,379.84
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Solution
The fourth proportional to 2,421,281.20, 3,631,912.08 and 738,379.84 is: 1,107,566.80
Step by Step Solution
- Step 1: Write the proportion equation
2,421,281.20 : 3,631,912.08 = 738,379.84 : x - Step 2: Convert to fraction form
2,421,281.20/3,631,912.08 = 738,379.84/x - Step 3: Cross multiply
2,421,281.20x = 3,631,912.08 × 738,379.84 - Step 4: Simplify right side
2,421,281.20x = 2,681,730,660,524.47 - Step 5: Solve for x
x = 2,681,730,660,524.47/2,421,281.20 - Step 6: Final answer
x = 1,107,566.80
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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.