Finding the Fourth Proportional to 5,630,589.69, 8,446,548.84 and 4,219,613.83
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Solution
The fourth proportional to 5,630,589.69, 8,446,548.84 and 4,219,613.83 is: 6,329,918.58
Step by Step Solution
- Step 1: Write the proportion equation
5,630,589.69 : 8,446,548.84 = 4,219,613.83 : x - Step 2: Convert to fraction form
5,630,589.69/8,446,548.84 = 4,219,613.83/x - Step 3: Cross multiply
5,630,589.69x = 8,446,548.84 × 4,219,613.83 - Step 4: Simplify right side
5,630,589.69x = 35,641,174,295,769.09 - Step 5: Solve for x
x = 35,641,174,295,769.09/5,630,589.69 - Step 6: Final answer
x = 6,329,918.58
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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.