Finding the Fourth Proportional to 2,694,245.54, 3,722,922.35 and 1,918,529.65
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Solution
The fourth proportional to 2,694,245.54, 3,722,922.35 and 1,918,529.65 is: 2,651,034.15
Step by Step Solution
- Step 1: Write the proportion equation
2,694,245.54 : 3,722,922.35 = 1,918,529.65 : x - Step 2: Convert to fraction form
2,694,245.54/3,722,922.35 = 1,918,529.65/x - Step 3: Cross multiply
2,694,245.54x = 3,722,922.35 × 1,918,529.65 - Step 4: Simplify right side
2,694,245.54x = 7,142,536,915,378.17 - Step 5: Solve for x
x = 7,142,536,915,378.17/2,694,245.54 - Step 6: Final answer
x = 2,651,034.15
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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.