Finding the Fourth Proportional to 2,415,234.40, 3,618,704.40 and 1,276,309.60
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Solution
The fourth proportional to 2,415,234.40, 3,618,704.40 and 1,276,309.60 is: 1,912,272.85
Step by Step Solution
- Step 1: Write the proportion equation
2,415,234.40 : 3,618,704.40 = 1,276,309.60 : x - Step 2: Convert to fraction form
2,415,234.40/3,618,704.40 = 1,276,309.60/x - Step 3: Cross multiply
2,415,234.40x = 3,618,704.40 × 1,276,309.60 - Step 4: Simplify right side
2,415,234.40x = 4,618,587,165,282.24 - Step 5: Solve for x
x = 4,618,587,165,282.24/2,415,234.40 - Step 6: Final answer
x = 1,912,272.85
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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.