Finding the Fourth Proportional to 2,483,620.68, 3,427,680.60 and 1,381,162.08
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Solution
The fourth proportional to 2,483,620.68, 3,427,680.60 and 1,381,162.08 is: 1,906,161.64
Step by Step Solution
- Step 1: Write the proportion equation
2,483,620.68 : 3,427,680.60 = 1,381,162.08 : x - Step 2: Convert to fraction form
2,483,620.68/3,427,680.60 = 1,381,162.08/x - Step 3: Cross multiply
2,483,620.68x = 3,427,680.60 × 1,381,162.08 - Step 4: Simplify right side
2,483,620.68x = 4,734,182,467,071.65 - Step 5: Solve for x
x = 4,734,182,467,071.65/2,483,620.68 - Step 6: Final answer
x = 1,906,161.64
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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.