Finding the Fourth Proportional to 5,074,930.92, 7,609,877.64 and 1,616,219.64
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Solution
The fourth proportional to 5,074,930.92, 7,609,877.64 and 1,616,219.64 is: 2,423,527.31
Step by Step Solution
- Step 1: Write the proportion equation
5,074,930.92 : 7,609,877.64 = 1,616,219.64 : x - Step 2: Convert to fraction form
5,074,930.92/7,609,877.64 = 1,616,219.64/x - Step 3: Cross multiply
5,074,930.92x = 7,609,877.64 × 1,616,219.64 - Step 4: Simplify right side
5,074,930.92x = 12,299,233,699,764.85 - Step 5: Solve for x
x = 12,299,233,699,764.85/5,074,930.92 - Step 6: Final answer
x = 2,423,527.31
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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.