Finding the Fourth Proportional to 1,470,037.41, 2,028,512.97 and 825,331.68
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Solution
The fourth proportional to 1,470,037.41, 2,028,512.97 and 825,331.68 is: 1,138,879.87
Step by Step Solution
- Step 1: Write the proportion equation
1,470,037.41 : 2,028,512.97 = 825,331.68 : x - Step 2: Convert to fraction form
1,470,037.41/2,028,512.97 = 825,331.68/x - Step 3: Cross multiply
1,470,037.41x = 2,028,512.97 × 825,331.68 - Step 4: Simplify right side
1,470,037.41x = 1,674,196,017,431.89 - Step 5: Solve for x
x = 1,674,196,017,431.89/1,470,037.41 - Step 6: Final answer
x = 1,138,879.87
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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.