Finding the Fourth Proportional to 1,498,247.52, 2,067,581.58 and 819,184.02
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Solution
The fourth proportional to 1,498,247.52, 2,067,581.58 and 819,184.02 is: 1,130,473.95
Step by Step Solution
- Step 1: Write the proportion equation
1,498,247.52 : 2,067,581.58 = 819,184.02 : x - Step 2: Convert to fraction form
1,498,247.52/2,067,581.58 = 819,184.02/x - Step 3: Cross multiply
1,498,247.52x = 2,067,581.58 × 819,184.02 - Step 4: Simplify right side
1,498,247.52x = 1,693,729,790,382.35 - Step 5: Solve for x
x = 1,693,729,790,382.35/1,498,247.52 - Step 6: Final answer
x = 1,130,473.95
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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.