Finding the Fourth Proportional to 5,920,500.76, 8,170,291.74 and 3,204,246.76
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Solution
The fourth proportional to 5,920,500.76, 8,170,291.74 and 3,204,246.76 is: 4,421,860.90
Step by Step Solution
- Step 1: Write the proportion equation
5,920,500.76 : 8,170,291.74 = 3,204,246.76 : x - Step 2: Convert to fraction form
5,920,500.76/8,170,291.74 = 3,204,246.76/x - Step 3: Cross multiply
5,920,500.76x = 8,170,291.74 × 3,204,246.76 - Step 4: Simplify right side
5,920,500.76x = 26,179,630,836,149.76 - Step 5: Solve for x
x = 26,179,630,836,149.76/5,920,500.76 - Step 6: Final answer
x = 4,421,860.90
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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.