Finding the Fourth Proportional to 4,519,577.83, 6,779,421.92 and 1,324,768.60
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Solution
The fourth proportional to 4,519,577.83, 6,779,421.92 and 1,324,768.60 is: 1,987,169.07
Step by Step Solution
- Step 1: Write the proportion equation
4,519,577.83 : 6,779,421.92 = 1,324,768.60 : x - Step 2: Convert to fraction form
4,519,577.83/6,779,421.92 = 1,324,768.60/x - Step 3: Cross multiply
4,519,577.83x = 6,779,421.92 × 1,324,768.60 - Step 4: Simplify right side
4,519,577.83x = 8,981,165,285,767.71 - Step 5: Solve for x
x = 8,981,165,285,767.71/4,519,577.83 - Step 6: Final answer
x = 1,987,169.07
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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.