Finding the Fourth Proportional to 3,481,638.24, 5,218,257.60 and 1,797,823.84
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Solution
The fourth proportional to 3,481,638.24, 5,218,257.60 and 1,797,823.84 is: 2,694,567.12
Step by Step Solution
- Step 1: Write the proportion equation
3,481,638.24 : 5,218,257.60 = 1,797,823.84 : x - Step 2: Convert to fraction form
3,481,638.24/5,218,257.60 = 1,797,823.84/x - Step 3: Cross multiply
3,481,638.24x = 5,218,257.60 × 1,797,823.84 - Step 4: Simplify right side
3,481,638.24x = 9,381,507,916,541.18 - Step 5: Solve for x
x = 9,381,507,916,541.18/3,481,638.24 - Step 6: Final answer
x = 2,694,567.12
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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.