Finding the Fourth Proportional to 2,783,209.70, 4,174,814.55 and 2,783,209.70
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Solution
The fourth proportional to 2,783,209.70, 4,174,814.55 and 2,783,209.70 is: 4,174,814.55
Step by Step Solution
- Step 1: Write the proportion equation
2,783,209.70 : 4,174,814.55 = 2,783,209.70 : x - Step 2: Convert to fraction form
2,783,209.70/4,174,814.55 = 2,783,209.70/x - Step 3: Cross multiply
2,783,209.70x = 4,174,814.55 × 2,783,209.70 - Step 4: Simplify right side
2,783,209.70x = 11,619,384,351,261.13 - Step 5: Solve for x
x = 11,619,384,351,261.13/2,783,209.70 - Step 6: Final answer
x = 4,174,814.55
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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.