Finding the Fourth Proportional to 2,923,170.12, 4,033,973.34 and 1,715,946.12
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Solution
The fourth proportional to 2,923,170.12, 4,033,973.34 and 1,715,946.12 is: 2,368,004.81
Step by Step Solution
- Step 1: Write the proportion equation
2,923,170.12 : 4,033,973.34 = 1,715,946.12 : x - Step 2: Convert to fraction form
2,923,170.12/4,033,973.34 = 1,715,946.12/x - Step 3: Cross multiply
2,923,170.12x = 4,033,973.34 × 1,715,946.12 - Step 4: Simplify right side
2,923,170.12x = 6,922,080,900,956.44 - Step 5: Solve for x
x = 6,922,080,900,956.44/2,923,170.12 - Step 6: Final answer
x = 2,368,004.81
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1.5x scale
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.