Finding the Fourth Proportional to 1,498,246.25, 2,067,579.83 and 819,182.75
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Solution
The fourth proportional to 1,498,246.25, 2,067,579.83 and 819,182.75 is: 1,130,472.20
Step by Step Solution
- Step 1: Write the proportion equation
1,498,246.25 : 2,067,579.83 = 819,182.75 : x - Step 2: Convert to fraction form
1,498,246.25/2,067,579.83 = 819,182.75/x - Step 3: Cross multiply
1,498,246.25x = 2,067,579.83 × 819,182.75 - Step 4: Simplify right side
1,498,246.25x = 1,693,725,730,983.93 - Step 5: Solve for x
x = 1,693,725,730,983.93/1,498,246.25 - Step 6: Final answer
x = 1,130,472.20
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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.