Finding the Fourth Proportional to 2,268,935.28, 3,131,115.75 and 1,250,340.84
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Solution
The fourth proportional to 2,268,935.28, 3,131,115.75 and 1,250,340.84 is: 1,725,462.13
Step by Step Solution
- Step 1: Write the proportion equation
2,268,935.28 : 3,131,115.75 = 1,250,340.84 : x - Step 2: Convert to fraction form
2,268,935.28/3,131,115.75 = 1,250,340.84/x - Step 3: Cross multiply
2,268,935.28x = 3,131,115.75 × 1,250,340.84 - Step 4: Simplify right side
2,268,935.28x = 3,914,961,896,992.23 - Step 5: Solve for x
x = 3,914,961,896,992.23/2,268,935.28 - Step 6: Final answer
x = 1,725,462.13
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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.