Finding the Fourth Proportional to 1,081,725.84, 1,622,676.24 and 371,754.36
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Solution
The fourth proportional to 1,081,725.84, 1,622,676.24 and 371,754.36 is: 557,661.60
Step by Step Solution
- Step 1: Write the proportion equation
1,081,725.84 : 1,622,676.24 = 371,754.36 : x - Step 2: Convert to fraction form
1,081,725.84/1,622,676.24 = 371,754.36/x - Step 3: Cross multiply
1,081,725.84x = 1,622,676.24 × 371,754.36 - Step 4: Simplify right side
1,081,725.84x = 603,236,967,088.41 - Step 5: Solve for x
x = 603,236,967,088.41/1,081,725.84 - Step 6: Final answer
x = 557,661.60
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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.