Finding the Fourth Proportional to 3,879,900.56, 5,354,531.88 and 2,352,072.08
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Solution
The fourth proportional to 3,879,900.56, 5,354,531.88 and 2,352,072.08 is: 3,246,022.61
Step by Step Solution
- Step 1: Write the proportion equation
3,879,900.56 : 5,354,531.88 = 2,352,072.08 : x - Step 2: Convert to fraction form
3,879,900.56/5,354,531.88 = 2,352,072.08/x - Step 3: Cross multiply
3,879,900.56x = 5,354,531.88 × 2,352,072.08 - Step 4: Simplify right side
3,879,900.56x = 12,594,244,936,417.91 - Step 5: Solve for x
x = 12,594,244,936,417.91/3,879,900.56 - Step 6: Final answer
x = 3,246,022.61
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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.