Finding the Fourth Proportional to 5,018,991.46, 7,524,254.91 and 2,176,963.90
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Solution
The fourth proportional to 5,018,991.46, 7,524,254.91 and 2,176,963.90 is: 3,263,610.12
Step by Step Solution
- Step 1: Write the proportion equation
5,018,991.46 : 7,524,254.91 = 2,176,963.90 : x - Step 2: Convert to fraction form
5,018,991.46/7,524,254.91 = 2,176,963.90/x - Step 3: Cross multiply
5,018,991.46x = 7,524,254.91 × 2,176,963.90 - Step 4: Simplify right side
5,018,991.46x = 16,380,031,313,467.75 - Step 5: Solve for x
x = 16,380,031,313,467.75/5,018,991.46 - Step 6: Final answer
x = 3,263,610.12
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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.