Finding the Fourth Proportional to 1,804,935.97, 2,491,943.93 and 1,161,474.40
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Solution
The fourth proportional to 1,804,935.97, 2,491,943.93 and 1,161,474.40 is: 1,603,563.30
Step by Step Solution
- Step 1: Write the proportion equation
1,804,935.97 : 2,491,943.93 = 1,161,474.40 : x - Step 2: Convert to fraction form
1,804,935.97/2,491,943.93 = 1,161,474.40/x - Step 3: Cross multiply
1,804,935.97x = 2,491,943.93 × 1,161,474.40 - Step 4: Simplify right side
1,804,935.97x = 2,894,329,078,237.95 - Step 5: Solve for x
x = 2,894,329,078,237.95/1,804,935.97 - Step 6: Final answer
x = 1,603,563.30
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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.