Finding the Fourth Proportional to 2,855,239.13, 3,941,112.17 and 1,836,643.88
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Solution
The fourth proportional to 2,855,239.13, 3,941,112.17 and 1,836,643.88 is: 2,535,136.02
Step by Step Solution
- Step 1: Write the proportion equation
2,855,239.13 : 3,941,112.17 = 1,836,643.88 : x - Step 2: Convert to fraction form
2,855,239.13/3,941,112.17 = 1,836,643.88/x - Step 3: Cross multiply
2,855,239.13x = 3,941,112.17 × 1,836,643.88 - Step 4: Simplify right side
2,855,239.13x = 7,238,419,561,868.41 - Step 5: Solve for x
x = 7,238,419,561,868.41/2,855,239.13 - Step 6: Final answer
x = 2,535,136.02
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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.