Finding the Fourth Proportional to 4,373,624.70, 6,560,437.05 and 2,783,238.30
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Solution
The fourth proportional to 4,373,624.70, 6,560,437.05 and 2,783,238.30 is: 4,174,857.45
Step by Step Solution
- Step 1: Write the proportion equation
4,373,624.70 : 6,560,437.05 = 2,783,238.30 : x - Step 2: Convert to fraction form
4,373,624.70/6,560,437.05 = 2,783,238.30/x - Step 3: Cross multiply
4,373,624.70x = 6,560,437.05 × 2,783,238.30 - Step 4: Simplify right side
4,373,624.70x = 18,259,259,662,299.01 - Step 5: Solve for x
x = 18,259,259,662,299.01/4,373,624.70 - Step 6: Final answer
x = 4,174,857.45
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1.5x scale
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.