Finding the Fourth Proportional to 1,811,795.99, 2,717,623.05 and 613,718.30
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Solution
The fourth proportional to 1,811,795.99, 2,717,623.05 and 613,718.30 is: 920,553.42
Step by Step Solution
- Step 1: Write the proportion equation
1,811,795.99 : 2,717,623.05 = 613,718.30 : x - Step 2: Convert to fraction form
1,811,795.99/2,717,623.05 = 613,718.30/x - Step 3: Cross multiply
1,811,795.99x = 2,717,623.05 × 613,718.30 - Step 4: Simplify right side
1,811,795.99x = 1,667,855,005,080.87 - Step 5: Solve for x
x = 1,667,855,005,080.87/1,811,795.99 - Step 6: Final answer
x = 920,553.42
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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.