Finding the Fourth Proportional to 3,159,819, 4,360,662.36 and 1,783,497.84
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Solution
The fourth proportional to 3,159,819, 4,360,662.36 and 1,783,497.84 is: 2,461,290.31
Step by Step Solution
- Step 1: Write the proportion equation
3,159,819 : 4,360,662.36 = 1,783,497.84 : x - Step 2: Convert to fraction form
3,159,819/4,360,662.36 = 1,783,497.84/x - Step 3: Cross multiply
3,159,819x = 4,360,662.36 × 1,783,497.84 - Step 4: Simplify right side
3,159,819x = 7,777,231,900,029.30 - Step 5: Solve for x
x = 7,777,231,900,029.30/3,159,819 - Step 6: Final answer
x = 2,461,290.31
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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.