Finding the Fourth Proportional to 4,046,138.91, 5,583,676.43 and 2,210,628.09
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Solution
The fourth proportional to 4,046,138.91, 5,583,676.43 and 2,210,628.09 is: 3,050,669.35
Step by Step Solution
- Step 1: Write the proportion equation
4,046,138.91 : 5,583,676.43 = 2,210,628.09 : x - Step 2: Convert to fraction form
4,046,138.91/5,583,676.43 = 2,210,628.09/x - Step 3: Cross multiply
4,046,138.91x = 5,583,676.43 × 2,210,628.09 - Step 4: Simplify right side
4,046,138.91x = 12,343,431,950,575.78 - Step 5: Solve for x
x = 12,343,431,950,575.78/4,046,138.91 - Step 6: Final answer
x = 3,050,669.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.