Finding the Fourth Proportional to 2,296,973.97, 3,169,770.17 and 1,278,356.85
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Solution
The fourth proportional to 2,296,973.97, 3,169,770.17 and 1,278,356.85 is: 1,764,102.45
Step by Step Solution
- Step 1: Write the proportion equation
2,296,973.97 : 3,169,770.17 = 1,278,356.85 : x - Step 2: Convert to fraction form
2,296,973.97/3,169,770.17 = 1,278,356.85/x - Step 3: Cross multiply
2,296,973.97x = 3,169,770.17 × 1,278,356.85 - Step 4: Simplify right side
2,296,973.97x = 4,052,097,403,353.38 - Step 5: Solve for x
x = 4,052,097,403,353.38/2,296,973.97 - Step 6: Final answer
x = 1,764,102.45
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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.