Finding the Fourth Proportional to 4,301,785.26, 6,453,649.98 and 1,423,145.34
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Solution
The fourth proportional to 4,301,785.26, 6,453,649.98 and 1,423,145.34 is: 2,135,039.60
Step by Step Solution
- Step 1: Write the proportion equation
4,301,785.26 : 6,453,649.98 = 1,423,145.34 : x - Step 2: Convert to fraction form
4,301,785.26/6,453,649.98 = 1,423,145.34/x - Step 3: Cross multiply
4,301,785.26x = 6,453,649.98 × 1,423,145.34 - Step 4: Simplify right side
4,301,785.26x = 9,184,481,895,028.09 - Step 5: Solve for x
x = 9,184,481,895,028.09/4,301,785.26 - Step 6: Final answer
x = 2,135,039.60
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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.