Finding the Fourth Proportional to 1,667,769.77, 2,296,748.93 and 1,563,846.84
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Solution
The fourth proportional to 1,667,769.77, 2,296,748.93 and 1,563,846.84 is: 2,153,632.72
Step by Step Solution
- Step 1: Write the proportion equation
1,667,769.77 : 2,296,748.93 = 1,563,846.84 : x - Step 2: Convert to fraction form
1,667,769.77/2,296,748.93 = 1,563,846.84/x - Step 3: Cross multiply
1,667,769.77x = 2,296,748.93 × 1,563,846.84 - Step 4: Simplify right side
1,667,769.77x = 3,591,763,548,634.65 - Step 5: Solve for x
x = 3,591,763,548,634.65/1,667,769.77 - Step 6: Final answer
x = 2,153,632.72
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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.