Finding the Fourth Proportional to 2,303,236.88, 3,178,451.56 and 1,270,797.84
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Solution
The fourth proportional to 2,303,236.88, 3,178,451.56 and 1,270,797.84 is: 1,753,692.56
Step by Step Solution
- Step 1: Write the proportion equation
2,303,236.88 : 3,178,451.56 = 1,270,797.84 : x - Step 2: Convert to fraction form
2,303,236.88/3,178,451.56 = 1,270,797.84/x - Step 3: Cross multiply
2,303,236.88x = 3,178,451.56 × 1,270,797.84 - Step 4: Simplify right side
2,303,236.88x = 4,039,169,376,992.63 - Step 5: Solve for x
x = 4,039,169,376,992.63/2,303,236.88 - Step 6: Final answer
x = 1,753,692.56
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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.