Finding the Fourth Proportional to 2,305,240.26, 3,181,216.57 and 1,272,812.23
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Solution
The fourth proportional to 2,305,240.26, 3,181,216.57 and 1,272,812.23 is: 1,756,472.60
Step by Step Solution
- Step 1: Write the proportion equation
2,305,240.26 : 3,181,216.57 = 1,272,812.23 : x - Step 2: Convert to fraction form
2,305,240.26/3,181,216.57 = 1,272,812.23/x - Step 3: Cross multiply
2,305,240.26x = 3,181,216.57 × 1,272,812.23 - Step 4: Simplify right side
2,305,240.26x = 4,049,091,356,574.65 - Step 5: Solve for x
x = 4,049,091,356,574.65/2,305,240.26 - Step 6: Final answer
x = 1,756,472.60
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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.