Finding the Fourth Proportional to 3,048,605.72, 4,568,922.14 and 1,249,382.68
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Solution
The fourth proportional to 3,048,605.72, 4,568,922.14 and 1,249,382.68 is: 1,872,440.29
Step by Step Solution
- Step 1: Write the proportion equation
3,048,605.72 : 4,568,922.14 = 1,249,382.68 : x - Step 2: Convert to fraction form
3,048,605.72/4,568,922.14 = 1,249,382.68/x - Step 3: Cross multiply
3,048,605.72x = 4,568,922.14 × 1,249,382.68 - Step 4: Simplify right side
3,048,605.72x = 5,708,332,187,984.53 - Step 5: Solve for x
x = 5,708,332,187,984.53/3,048,605.72 - Step 6: Final answer
x = 1,872,440.29
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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.