Finding the Fourth Proportional to 3,239,842.86, 4,859,698.68 and 843,634.44
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Solution
The fourth proportional to 3,239,842.86, 4,859,698.68 and 843,634.44 is: 1,265,434.58
Step by Step Solution
- Step 1: Write the proportion equation
3,239,842.86 : 4,859,698.68 = 843,634.44 : x - Step 2: Convert to fraction form
3,239,842.86/4,859,698.68 = 843,634.44/x - Step 3: Cross multiply
3,239,842.86x = 4,859,698.68 × 843,634.44 - Step 4: Simplify right side
3,239,842.86x = 4,099,809,174,470.54 - Step 5: Solve for x
x = 4,099,809,174,470.54/3,239,842.86 - Step 6: Final answer
x = 1,265,434.58
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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.