Finding the Fourth Proportional to 4,150,859.20, 6,226,288.80 and 3,688,964.80
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Solution
The fourth proportional to 4,150,859.20, 6,226,288.80 and 3,688,964.80 is: 5,533,447.20
Step by Step Solution
- Step 1: Write the proportion equation
4,150,859.20 : 6,226,288.80 = 3,688,964.80 : x - Step 2: Convert to fraction form
4,150,859.20/6,226,288.80 = 3,688,964.80/x - Step 3: Cross multiply
4,150,859.20x = 6,226,288.80 × 3,688,964.80 - Step 4: Simplify right side
4,150,859.20x = 22,968,560,217,834.24 - Step 5: Solve for x
x = 22,968,560,217,834.24/4,150,859.20 - Step 6: Final answer
x = 5,533,447.20
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1.5x scale
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.