Finding the Fourth Proportional to 5,506,748.45, 8,257,286.41 and 2,471,512.30
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Solution
The fourth proportional to 5,506,748.45, 8,257,286.41 and 2,471,512.30 is: 3,705,995.49
Step by Step Solution
- Step 1: Write the proportion equation
5,506,748.45 : 8,257,286.41 = 2,471,512.30 : x - Step 2: Convert to fraction form
5,506,748.45/8,257,286.41 = 2,471,512.30/x - Step 3: Cross multiply
5,506,748.45x = 8,257,286.41 × 2,471,512.30 - Step 4: Simplify right side
5,506,748.45x = 20,407,984,900,115.84 - Step 5: Solve for x
x = 20,407,984,900,115.84/5,506,748.45 - Step 6: Final answer
x = 3,705,995.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.