Finding the Fourth Proportional to 1,660,694.60, 2,489,474.55 and 901,416.80
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Solution
The fourth proportional to 1,660,694.60, 2,489,474.55 and 901,416.80 is: 1,351,274.45
Step by Step Solution
- Step 1: Write the proportion equation
1,660,694.60 : 2,489,474.55 = 901,416.80 : x - Step 2: Convert to fraction form
1,660,694.60/2,489,474.55 = 901,416.80/x - Step 3: Cross multiply
1,660,694.60x = 2,489,474.55 × 901,416.80 - Step 4: Simplify right side
1,660,694.60x = 2,244,054,182,542.44 - Step 5: Solve for x
x = 2,244,054,182,542.44/1,660,694.60 - Step 6: Final answer
x = 1,351,274.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.