Finding the Fourth Proportional to 1,498,249.76, 2,067,584.67 and 819,186.26
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Solution
The fourth proportional to 1,498,249.76, 2,067,584.67 and 819,186.26 is: 1,130,477.04
Step by Step Solution
- Step 1: Write the proportion equation
1,498,249.76 : 2,067,584.67 = 819,186.26 : x - Step 2: Convert to fraction form
1,498,249.76/2,067,584.67 = 819,186.26/x - Step 3: Cross multiply
1,498,249.76x = 2,067,584.67 × 819,186.26 - Step 4: Simplify right side
1,498,249.76x = 1,693,736,953,050.63 - Step 5: Solve for x
x = 1,693,736,953,050.63/1,498,249.76 - Step 6: Final answer
x = 1,130,477.04
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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.