Finding the Fourth Proportional to 2,296,930.52, 3,169,764.16 and 1,278,575.84
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Solution
The fourth proportional to 2,296,930.52, 3,169,764.16 and 1,278,575.84 is: 1,764,434.68
Step by Step Solution
- Step 1: Write the proportion equation
2,296,930.52 : 3,169,764.16 = 1,278,575.84 : x - Step 2: Convert to fraction form
2,296,930.52/3,169,764.16 = 1,278,575.84/x - Step 3: Cross multiply
2,296,930.52x = 3,169,764.16 × 1,278,575.84 - Step 4: Simplify right side
2,296,930.52x = 4,052,783,873,473.90 - Step 5: Solve for x
x = 4,052,783,873,473.90/2,296,930.52 - Step 6: Final answer
x = 1,764,434.68
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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.