Finding the Fourth Proportional to 1,040,576.19, 1,560,856.19 and 535,278.75
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Solution
The fourth proportional to 1,040,576.19, 1,560,856.19 and 535,278.75 is: 802,913.96
Step by Step Solution
- Step 1: Write the proportion equation
1,040,576.19 : 1,560,856.19 = 535,278.75 : x - Step 2: Convert to fraction form
1,040,576.19/1,560,856.19 = 535,278.75/x - Step 3: Cross multiply
1,040,576.19x = 1,560,856.19 × 535,278.75 - Step 4: Simplify right side
1,040,576.19x = 835,493,147,636.57 - Step 5: Solve for x
x = 835,493,147,636.57/1,040,576.19 - Step 6: Final answer
x = 802,913.96
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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.