Finding the Fourth Proportional to 2,383,638.24, 3,289,456.68 and 1,295,907.36
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Solution
The fourth proportional to 2,383,638.24, 3,289,456.68 and 1,295,907.36 is: 1,788,371.68
Step by Step Solution
- Step 1: Write the proportion equation
2,383,638.24 : 3,289,456.68 = 1,295,907.36 : x - Step 2: Convert to fraction form
2,383,638.24/3,289,456.68 = 1,295,907.36/x - Step 3: Cross multiply
2,383,638.24x = 3,289,456.68 × 1,295,907.36 - Step 4: Simplify right side
2,383,638.24x = 4,262,831,122,013.17 - Step 5: Solve for x
x = 4,262,831,122,013.17/2,383,638.24 - Step 6: Final answer
x = 1,788,371.68
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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.