Finding the Fourth Proportional to 1,517,036.86, 2,093,574.49 and 872,457.56
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Solution
The fourth proportional to 1,517,036.86, 2,093,574.49 and 872,457.56 is: 1,204,028.02
Step by Step Solution
- Step 1: Write the proportion equation
1,517,036.86 : 2,093,574.49 = 872,457.56 : x - Step 2: Convert to fraction form
1,517,036.86/2,093,574.49 = 872,457.56/x - Step 3: Cross multiply
1,517,036.86x = 2,093,574.49 × 872,457.56 - Step 4: Simplify right side
1,517,036.86x = 1,826,554,886,425.53 - Step 5: Solve for x
x = 1,826,554,886,425.53/1,517,036.86 - Step 6: Final answer
x = 1,204,028.02
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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.