Finding the Fourth Proportional to 4,210,106.26, 5,808,620.34 and 2,576,810.92
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Solution
The fourth proportional to 4,210,106.26, 5,808,620.34 and 2,576,810.92 is: 3,555,187.30
Step by Step Solution
- Step 1: Write the proportion equation
4,210,106.26 : 5,808,620.34 = 2,576,810.92 : x - Step 2: Convert to fraction form
4,210,106.26/5,808,620.34 = 2,576,810.92/x - Step 3: Cross multiply
4,210,106.26x = 5,808,620.34 × 2,576,810.92 - Step 4: Simplify right side
4,210,106.26x = 14,967,716,322,246.11 - Step 5: Solve for x
x = 14,967,716,322,246.11/4,210,106.26 - Step 6: Final answer
x = 3,555,187.30
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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.