Finding the Fourth Proportional to 5,469,000.40, 8,204,934.20 and 2,103,317.20
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Solution
The fourth proportional to 5,469,000.40, 8,204,934.20 and 2,103,317.20 is: 3,155,527.15
Step by Step Solution
- Step 1: Write the proportion equation
5,469,000.40 : 8,204,934.20 = 2,103,317.20 : x - Step 2: Convert to fraction form
5,469,000.40/8,204,934.20 = 2,103,317.20/x - Step 3: Cross multiply
5,469,000.40x = 8,204,934.20 × 2,103,317.20 - Step 4: Simplify right side
5,469,000.40x = 17,257,579,227,728.24 - Step 5: Solve for x
x = 17,257,579,227,728.24/5,469,000.40 - Step 6: Final answer
x = 3,155,527.15
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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.