Finding the Fourth Proportional to 4,094,840.80, 6,142,261.20 and 4,031,855.20
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Solution
The fourth proportional to 4,094,840.80, 6,142,261.20 and 4,031,855.20 is: 6,047,782.80
Step by Step Solution
- Step 1: Write the proportion equation
4,094,840.80 : 6,142,261.20 = 4,031,855.20 : x - Step 2: Convert to fraction form
4,094,840.80/6,142,261.20 = 4,031,855.20/x - Step 3: Cross multiply
4,094,840.80x = 6,142,261.20 × 4,031,855.20 - Step 4: Simplify right side
4,094,840.80x = 24,764,707,758,978.24 - Step 5: Solve for x
x = 24,764,707,758,978.24/4,094,840.80 - Step 6: Final answer
x = 6,047,782.80
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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.