Finding the Fourth Proportional to 5,135,694.96, 7,087,171.86 and 2,843,806.44
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Solution
The fourth proportional to 5,135,694.96, 7,087,171.86 and 2,843,806.44 is: 3,924,404.61
Step by Step Solution
- Step 1: Write the proportion equation
5,135,694.96 : 7,087,171.86 = 2,843,806.44 : x - Step 2: Convert to fraction form
5,135,694.96/7,087,171.86 = 2,843,806.44/x - Step 3: Cross multiply
5,135,694.96x = 7,087,171.86 × 2,843,806.44 - Step 4: Simplify right side
5,135,694.96x = 20,154,544,976,854.78 - Step 5: Solve for x
x = 20,154,544,976,854.78/5,135,694.96 - Step 6: Final answer
x = 3,924,404.61
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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.