Finding the Fourth Proportional to 1,838,642.09, 2,757,963.14 and 576,568.13
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Solution
The fourth proportional to 1,838,642.09, 2,757,963.14 and 576,568.13 is: 864,852.19
Step by Step Solution
- Step 1: Write the proportion equation
1,838,642.09 : 2,757,963.14 = 576,568.13 : x - Step 2: Convert to fraction form
1,838,642.09/2,757,963.14 = 576,568.13/x - Step 3: Cross multiply
1,838,642.09x = 2,757,963.14 × 576,568.13 - Step 4: Simplify right side
1,838,642.09x = 1,590,153,633,566.07 - Step 5: Solve for x
x = 1,590,153,633,566.07/1,838,642.09 - Step 6: Final answer
x = 864,852.19
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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.