Finding the Fourth Proportional to 1,617,371.26, 2,231,966.06 and 892,264.12
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Solution
The fourth proportional to 1,617,371.26, 2,231,966.06 and 892,264.12 is: 1,231,321.02
Step by Step Solution
- Step 1: Write the proportion equation
1,617,371.26 : 2,231,966.06 = 892,264.12 : x - Step 2: Convert to fraction form
1,617,371.26/2,231,966.06 = 892,264.12/x - Step 3: Cross multiply
1,617,371.26x = 2,231,966.06 × 892,264.12 - Step 4: Simplify right side
1,617,371.26x = 1,991,503,232,395.77 - Step 5: Solve for x
x = 1,991,503,232,395.77/1,617,371.26 - Step 6: Final answer
x = 1,231,321.02
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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.