Finding the Fourth Proportional to 1,582,504.98, 2,183,857.38 and 857,357.70
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Solution
The fourth proportional to 1,582,504.98, 2,183,857.38 and 857,357.70 is: 1,183,153.90
Step by Step Solution
- Step 1: Write the proportion equation
1,582,504.98 : 2,183,857.38 = 857,357.70 : x - Step 2: Convert to fraction form
1,582,504.98/2,183,857.38 = 857,357.70/x - Step 3: Cross multiply
1,582,504.98x = 2,183,857.38 × 857,357.70 - Step 4: Simplify right side
1,582,504.98x = 1,872,346,940,444.83 - Step 5: Solve for x
x = 1,872,346,940,444.83/1,582,504.98 - Step 6: Final answer
x = 1,183,153.90
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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.