Finding the Fourth Proportional to 1,874,444.12, 2,586,745.17 and 1,015,004.42
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Solution
The fourth proportional to 1,874,444.12, 2,586,745.17 and 1,015,004.42 is: 1,400,712.75
Step by Step Solution
- Step 1: Write the proportion equation
1,874,444.12 : 2,586,745.17 = 1,015,004.42 : x - Step 2: Convert to fraction form
1,874,444.12/2,586,745.17 = 1,015,004.42/x - Step 3: Cross multiply
1,874,444.12x = 2,586,745.17 × 1,015,004.42 - Step 4: Simplify right side
1,874,444.12x = 2,625,557,780,963.65 - Step 5: Solve for x
x = 2,625,557,780,963.65/1,874,444.12 - Step 6: Final answer
x = 1,400,712.75
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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.