Finding the Fourth Proportional to 3,422,534.16, 4,723,152.84 and 1,873,769.70
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Solution
The fourth proportional to 3,422,534.16, 4,723,152.84 and 1,873,769.70 is: 2,585,832.68
Step by Step Solution
- Step 1: Write the proportion equation
3,422,534.16 : 4,723,152.84 = 1,873,769.70 : x - Step 2: Convert to fraction form
3,422,534.16/4,723,152.84 = 1,873,769.70/x - Step 3: Cross multiply
3,422,534.16x = 4,723,152.84 × 1,873,769.70 - Step 4: Simplify right side
3,422,534.16x = 8,850,100,680,060.95 - Step 5: Solve for x
x = 8,850,100,680,060.95/3,422,534.16 - Step 6: Final answer
x = 2,585,832.68
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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.