Finding the Fourth Proportional to 5,496,776.86, 8,245,209.05 and 2,257,479.94
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Solution
The fourth proportional to 5,496,776.86, 8,245,209.05 and 2,257,479.94 is: 3,386,237.88
Step by Step Solution
- Step 1: Write the proportion equation
5,496,776.86 : 8,245,209.05 = 2,257,479.94 : x - Step 2: Convert to fraction form
5,496,776.86/8,245,209.05 = 2,257,479.94/x - Step 3: Cross multiply
5,496,776.86x = 8,245,209.05 × 2,257,479.94 - Step 4: Simplify right side
5,496,776.86x = 18,613,394,031,481.46 - Step 5: Solve for x
x = 18,613,394,031,481.46/5,496,776.86 - Step 6: Final answer
x = 3,386,237.88
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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.