Finding the Fourth Proportional to 1,811,796.74, 2,717,624.18 and 613,719.05
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Solution
The fourth proportional to 1,811,796.74, 2,717,624.18 and 613,719.05 is: 920,554.55
Step by Step Solution
- Step 1: Write the proportion equation
1,811,796.74 : 2,717,624.18 = 613,719.05 : x - Step 2: Convert to fraction form
1,811,796.74/2,717,624.18 = 613,719.05/x - Step 3: Cross multiply
1,811,796.74x = 2,717,624.18 × 613,719.05 - Step 4: Simplify right side
1,811,796.74x = 1,667,857,733,732.09 - Step 5: Solve for x
x = 1,667,857,733,732.09/1,811,796.74 - Step 6: Final answer
x = 920,554.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.