Finding the Fourth Proportional to 4,256,919.58, 6,381,581.52 and 1,560,615.12
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Solution
The fourth proportional to 4,256,919.58, 6,381,581.52 and 1,560,615.12 is: 2,339,530.36
Step by Step Solution
- Step 1: Write the proportion equation
4,256,919.58 : 6,381,581.52 = 1,560,615.12 : x - Step 2: Convert to fraction form
4,256,919.58/6,381,581.52 = 1,560,615.12/x - Step 3: Cross multiply
4,256,919.58x = 6,381,581.52 × 1,560,615.12 - Step 4: Simplify right side
4,256,919.58x = 9,959,192,609,624.58 - Step 5: Solve for x
x = 9,959,192,609,624.58/4,256,919.58 - Step 6: Final answer
x = 2,339,530.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.