Finding the Fourth Proportional to 2,729,898.20, 4,094,847.30 and 2,687,907.80
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Solution
The fourth proportional to 2,729,898.20, 4,094,847.30 and 2,687,907.80 is: 4,031,861.70
Step by Step Solution
- Step 1: Write the proportion equation
2,729,898.20 : 4,094,847.30 = 2,687,907.80 : x - Step 2: Convert to fraction form
2,729,898.20/4,094,847.30 = 2,687,907.80/x - Step 3: Cross multiply
2,729,898.20x = 4,094,847.30 × 2,687,907.80 - Step 4: Simplify right side
2,729,898.20x = 11,006,571,997,478.94 - Step 5: Solve for x
x = 11,006,571,997,478.94/2,729,898.20 - Step 6: Final answer
x = 4,031,861.70
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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.