Finding the Fourth Proportional to 2,054,678.32, 2,835,207.62 and 1,183,797.90
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Solution
The fourth proportional to 2,054,678.32, 2,835,207.62 and 1,183,797.90 is: 1,633,497.95
Step by Step Solution
- Step 1: Write the proportion equation
2,054,678.32 : 2,835,207.62 = 1,183,797.90 : x - Step 2: Convert to fraction form
2,054,678.32/2,835,207.62 = 1,183,797.90/x - Step 3: Cross multiply
2,054,678.32x = 2,835,207.62 × 1,183,797.90 - Step 4: Simplify right side
2,054,678.32x = 3,356,312,826,620.00 - Step 5: Solve for x
x = 3,356,312,826,620.00/2,054,678.32 - Step 6: Final answer
x = 1,633,497.95
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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.