Finding the Fourth Proportional to 4,524,195.21, 6,786,233.58 and 1,112,511.26
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Solution
The fourth proportional to 4,524,195.21, 6,786,233.58 and 1,112,511.26 is: 1,668,752.32
Step by Step Solution
- Step 1: Write the proportion equation
4,524,195.21 : 6,786,233.58 = 1,112,511.26 : x - Step 2: Convert to fraction form
4,524,195.21/6,786,233.58 = 1,112,511.26/x - Step 3: Cross multiply
4,524,195.21x = 6,786,233.58 × 1,112,511.26 - Step 4: Simplify right side
4,524,195.21x = 7,549,761,239,590.22 - Step 5: Solve for x
x = 7,549,761,239,590.22/4,524,195.21 - Step 6: Final answer
x = 1,668,752.32
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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.