Finding the Fourth Proportional to 2,975,245.94, 4,462,786.02 and 2,000,379.62
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Solution
The fourth proportional to 2,975,245.94, 4,462,786.02 and 2,000,379.62 is: 3,000,513.70
Step by Step Solution
- Step 1: Write the proportion equation
2,975,245.94 : 4,462,786.02 = 2,000,379.62 : x - Step 2: Convert to fraction form
2,975,245.94/4,462,786.02 = 2,000,379.62/x - Step 3: Cross multiply
2,975,245.94x = 4,462,786.02 × 2,000,379.62 - Step 4: Simplify right side
2,975,245.94x = 8,927,266,202,828.91 - Step 5: Solve for x
x = 8,927,266,202,828.91/2,975,245.94 - Step 6: Final answer
x = 3,000,513.70
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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.