Finding the Fourth Proportional to 4,201,628.12, 6,301,120.26 and 1,361,081.24
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Solution
The fourth proportional to 4,201,628.12, 6,301,120.26 and 1,361,081.24 is: 2,041,193.64
Step by Step Solution
- Step 1: Write the proportion equation
4,201,628.12 : 6,301,120.26 = 1,361,081.24 : x - Step 2: Convert to fraction form
4,201,628.12/6,301,120.26 = 1,361,081.24/x - Step 3: Cross multiply
4,201,628.12x = 6,301,120.26 × 1,361,081.24 - Step 4: Simplify right side
4,201,628.12x = 8,576,336,576,869.92 - Step 5: Solve for x
x = 8,576,336,576,869.92/4,201,628.12 - Step 6: Final answer
x = 2,041,193.64
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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.