Finding the Fourth Proportional to 2,823,122.19, 4,232,302.74 and 1,224,481.26
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Solution
The fourth proportional to 2,823,122.19, 4,232,302.74 and 1,224,481.26 is: 1,835,689.37
Step by Step Solution
- Step 1: Write the proportion equation
2,823,122.19 : 4,232,302.74 = 1,224,481.26 : x - Step 2: Convert to fraction form
2,823,122.19/4,232,302.74 = 1,224,481.26/x - Step 3: Cross multiply
2,823,122.19x = 4,232,302.74 × 1,224,481.26 - Step 4: Simplify right side
2,823,122.19x = 5,182,375,391,776.65 - Step 5: Solve for x
x = 5,182,375,391,776.65/2,823,122.19 - Step 6: Final answer
x = 1,835,689.37
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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.