Finding the Fourth Proportional to 5,257,786.77, 7,887,821.04 and 1,614,529.08
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Solution
The fourth proportional to 5,257,786.77, 7,887,821.04 and 1,614,529.08 is: 2,422,143.96
Step by Step Solution
- Step 1: Write the proportion equation
5,257,786.77 : 7,887,821.04 = 1,614,529.08 : x - Step 2: Convert to fraction form
5,257,786.77/7,887,821.04 = 1,614,529.08/x - Step 3: Cross multiply
5,257,786.77x = 7,887,821.04 × 1,614,529.08 - Step 4: Simplify right side
5,257,786.77x = 12,735,116,446,915.84 - Step 5: Solve for x
x = 12,735,116,446,915.84/5,257,786.77 - Step 6: Final answer
x = 2,422,143.96
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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.