Finding the Fourth Proportional to 5,170,370.00, 7,756,717.91 and 1,576,500.21
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Solution
The fourth proportional to 5,170,370.00, 7,756,717.91 and 1,576,500.21 is: 2,365,104.90
Step by Step Solution
- Step 1: Write the proportion equation
5,170,370.00 : 7,756,717.91 = 1,576,500.21 : x - Step 2: Convert to fraction form
5,170,370.00/7,756,717.91 = 1,576,500.21/x - Step 3: Cross multiply
5,170,370.00x = 7,756,717.91 × 1,576,500.21 - Step 4: Simplify right side
5,170,370.00x = 12,228,467,406,143.26 - Step 5: Solve for x
x = 12,228,467,406,143.26/5,170,370.00 - Step 6: Final answer
x = 2,365,104.90
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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.