Finding the Fourth Proportional to 3,859,553.36, 5,782,022.61 and 2,576,291.42
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Solution
The fourth proportional to 3,859,553.36, 5,782,022.61 and 2,576,291.42 is: 3,859,559.35
Step by Step Solution
- Step 1: Write the proportion equation
3,859,553.36 : 5,782,022.61 = 2,576,291.42 : x - Step 2: Convert to fraction form
3,859,553.36/5,782,022.61 = 2,576,291.42/x - Step 3: Cross multiply
3,859,553.36x = 5,782,022.61 × 2,576,291.42 - Step 4: Simplify right side
3,859,553.36x = 14,896,175,240,389.01 - Step 5: Solve for x
x = 14,896,175,240,389.01/3,859,553.36 - Step 6: Final answer
x = 3,859,559.35
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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.