Finding the Fourth Proportional to 5,083,885.53, 7,625,889.90 and 1,489,725.36
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Solution
The fourth proportional to 5,083,885.53, 7,625,889.90 and 1,489,725.36 is: 2,234,606.09
Step by Step Solution
- Step 1: Write the proportion equation
5,083,885.53 : 7,625,889.90 = 1,489,725.36 : x - Step 2: Convert to fraction form
5,083,885.53/7,625,889.90 = 1,489,725.36/x - Step 3: Cross multiply
5,083,885.53x = 7,625,889.90 × 1,489,725.36 - Step 4: Simplify right side
5,083,885.53x = 11,360,481,576,597.87 - Step 5: Solve for x
x = 11,360,481,576,597.87/5,083,885.53 - Step 6: Final answer
x = 2,234,606.09
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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.