Finding the Fourth Proportional to 4,248,762.65, 5,863,293.30 and 2,315,023.22
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Solution
The fourth proportional to 4,248,762.65, 5,863,293.30 and 2,315,023.22 is: 3,194,732.50
Step by Step Solution
- Step 1: Write the proportion equation
4,248,762.65 : 5,863,293.30 = 2,315,023.22 : x - Step 2: Convert to fraction form
4,248,762.65/5,863,293.30 = 2,315,023.22/x - Step 3: Cross multiply
4,248,762.65x = 5,863,293.30 × 2,315,023.22 - Step 4: Simplify right side
4,248,762.65x = 13,573,660,135,170.43 - Step 5: Solve for x
x = 13,573,660,135,170.43/4,248,762.65 - Step 6: Final answer
x = 3,194,732.50
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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.