Finding the Fourth Proportional to 1,084,719.12, 1,496,406.12 and 682,532.88
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Solution
The fourth proportional to 1,084,719.12, 1,496,406.12 and 682,532.88 is: 941,576.82
Step by Step Solution
- Step 1: Write the proportion equation
1,084,719.12 : 1,496,406.12 = 682,532.88 : x - Step 2: Convert to fraction form
1,084,719.12/1,496,406.12 = 682,532.88/x - Step 3: Cross multiply
1,084,719.12x = 1,496,406.12 × 682,532.88 - Step 4: Simplify right side
1,084,719.12x = 1,021,346,378,733.23 - Step 5: Solve for x
x = 1,021,346,378,733.23/1,084,719.12 - Step 6: Final answer
x = 941,576.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.