Finding the Fourth Proportional to 1,589,479.92, 2,193,415.52 and 901,198.08
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Solution
The fourth proportional to 1,589,479.92, 2,193,415.52 and 901,198.08 is: 1,243,615.49
Step by Step Solution
- Step 1: Write the proportion equation
1,589,479.92 : 2,193,415.52 = 901,198.08 : x - Step 2: Convert to fraction form
1,589,479.92/2,193,415.52 = 901,198.08/x - Step 3: Cross multiply
1,589,479.92x = 2,193,415.52 × 901,198.08 - Step 4: Simplify right side
1,589,479.92x = 1,976,701,855,266.20 - Step 5: Solve for x
x = 1,976,701,855,266.20/1,589,479.92 - Step 6: Final answer
x = 1,243,615.49
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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.