Finding the Fourth Proportional to 3,124,554.53, 4,311,711.81 and 1,747,632.26
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Solution
The fourth proportional to 3,124,554.53, 4,311,711.81 and 1,747,632.26 is: 2,411,635.52
Step by Step Solution
- Step 1: Write the proportion equation
3,124,554.53 : 4,311,711.81 = 1,747,632.26 : x - Step 2: Convert to fraction form
3,124,554.53/4,311,711.81 = 1,747,632.26/x - Step 3: Cross multiply
3,124,554.53x = 4,311,711.81 × 1,747,632.26 - Step 4: Simplify right side
3,124,554.53x = 7,535,286,665,758.27 - Step 5: Solve for x
x = 7,535,286,665,758.27/3,124,554.53 - Step 6: Final answer
x = 2,411,635.52
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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.