Finding the Fourth Proportional to 2,560,529.68, 3,840,795.80 and 667,266.32
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Solution
The fourth proportional to 2,560,529.68, 3,840,795.80 and 667,266.32 is: 1,000,899.81
Step by Step Solution
- Step 1: Write the proportion equation
2,560,529.68 : 3,840,795.80 = 667,266.32 : x - Step 2: Convert to fraction form
2,560,529.68/3,840,795.80 = 667,266.32/x - Step 3: Cross multiply
2,560,529.68x = 3,840,795.80 × 667,266.32 - Step 4: Simplify right side
2,560,529.68x = 2,562,833,679,337.46 - Step 5: Solve for x
x = 2,562,833,679,337.46/2,560,529.68 - Step 6: Final answer
x = 1,000,899.81
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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.