Finding the Fourth Proportional to 3,877,437.83, 5,351,009.36 and 2,135,182.75
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Solution
The fourth proportional to 3,877,437.83, 5,351,009.36 and 2,135,182.75 is: 2,946,632.12
Step by Step Solution
- Step 1: Write the proportion equation
3,877,437.83 : 5,351,009.36 = 2,135,182.75 : x - Step 2: Convert to fraction form
3,877,437.83/5,351,009.36 = 2,135,182.75/x - Step 3: Cross multiply
3,877,437.83x = 5,351,009.36 × 2,135,182.75 - Step 4: Simplify right side
3,877,437.83x = 11,425,382,856,507.10 - Step 5: Solve for x
x = 11,425,382,856,507.10/3,877,437.83 - Step 6: Final answer
x = 2,946,632.12
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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.