Finding the Fourth Proportional to 3,174,215.06, 4,380,686.94 and 1,797,803.63
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Solution
The fourth proportional to 3,174,215.06, 4,380,686.94 and 1,797,803.63 is: 2,481,122.02
Step by Step Solution
- Step 1: Write the proportion equation
3,174,215.06 : 4,380,686.94 = 1,797,803.63 : x - Step 2: Convert to fraction form
3,174,215.06/4,380,686.94 = 1,797,803.63/x - Step 3: Cross multiply
3,174,215.06x = 4,380,686.94 × 1,797,803.63 - Step 4: Simplify right side
3,174,215.06x = 7,875,614,882,625.59 - Step 5: Solve for x
x = 7,875,614,882,625.59/3,174,215.06 - Step 6: Final answer
x = 2,481,122.02
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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.