Finding the Fourth Proportional to 2,767,720.24, 4,151,555.36 and 874,461.52
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Solution
The fourth proportional to 2,767,720.24, 4,151,555.36 and 874,461.52 is: 1,311,684.38
Step by Step Solution
- Step 1: Write the proportion equation
2,767,720.24 : 4,151,555.36 = 874,461.52 : x - Step 2: Convert to fraction form
2,767,720.24/4,151,555.36 = 874,461.52/x - Step 3: Cross multiply
2,767,720.24x = 4,151,555.36 × 874,461.52 - Step 4: Simplify right side
2,767,720.24x = 3,630,375,410,469.75 - Step 5: Solve for x
x = 3,630,375,410,469.75/2,767,720.24 - Step 6: Final answer
x = 1,311,684.38
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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.