Finding the Fourth Proportional to 2,664,966.53, 3,677,675.81 and 1,519,120.68
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Solution
The fourth proportional to 2,664,966.53, 3,677,675.81 and 1,519,120.68 is: 2,096,399.08
Step by Step Solution
- Step 1: Write the proportion equation
2,664,966.53 : 3,677,675.81 = 1,519,120.68 : x - Step 2: Convert to fraction form
2,664,966.53/3,677,675.81 = 1,519,120.68/x - Step 3: Cross multiply
2,664,966.53x = 3,677,675.81 × 1,519,120.68 - Step 4: Simplify right side
2,664,966.53x = 5,586,833,369,711.15 - Step 5: Solve for x
x = 5,586,833,369,711.15/2,664,966.53 - Step 6: Final answer
x = 2,096,399.08
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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.