Finding the Fourth Proportional to 4,422,790.56, 6,633,445.92 and 1,228,239.68
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Solution
The fourth proportional to 4,422,790.56, 6,633,445.92 and 1,228,239.68 is: 1,842,154.04
Step by Step Solution
- Step 1: Write the proportion equation
4,422,790.56 : 6,633,445.92 = 1,228,239.68 : x - Step 2: Convert to fraction form
4,422,790.56/6,633,445.92 = 1,228,239.68/x - Step 3: Cross multiply
4,422,790.56x = 6,633,445.92 × 1,228,239.68 - Step 4: Simplify right side
4,422,790.56x = 8,147,461,494,078.11 - Step 5: Solve for x
x = 8,147,461,494,078.11/4,422,790.56 - Step 6: Final answer
x = 1,842,154.04
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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.