Finding the Fourth Proportional to 1,072,210.84, 1,479,676.72 and 582,201.20
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Solution
The fourth proportional to 1,072,210.84, 1,479,676.72 and 582,201.20 is: 803,451.64
Step by Step Solution
- Step 1: Write the proportion equation
1,072,210.84 : 1,479,676.72 = 582,201.20 : x - Step 2: Convert to fraction form
1,072,210.84/1,479,676.72 = 582,201.20/x - Step 3: Cross multiply
1,072,210.84x = 1,479,676.72 × 582,201.20 - Step 4: Simplify right side
1,072,210.84x = 861,469,561,996.06 - Step 5: Solve for x
x = 861,469,561,996.06/1,072,210.84 - Step 6: Final answer
x = 803,451.64
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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.