Finding the Fourth Proportional to 4,551,794.36, 6,828,675.69 and 2,421,568.88
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Solution
The fourth proportional to 4,551,794.36, 6,828,675.69 and 2,421,568.88 is: 3,632,876.89
Step by Step Solution
- Step 1: Write the proportion equation
4,551,794.36 : 6,828,675.69 = 2,421,568.88 : x - Step 2: Convert to fraction form
4,551,794.36/6,828,675.69 = 2,421,568.88/x - Step 3: Cross multiply
4,551,794.36x = 6,828,675.69 × 2,421,568.88 - Step 4: Simplify right side
4,551,794.36x = 16,536,108,529,440.24 - Step 5: Solve for x
x = 16,536,108,529,440.24/4,551,794.36 - Step 6: Final answer
x = 3,632,876.89
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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.