Finding the Fourth Proportional to 1,352,203, 2,028,624.60 and 441,380.68
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Solution
The fourth proportional to 1,352,203, 2,028,624.60 and 441,380.68 is: 662,175.51
Step by Step Solution
- Step 1: Write the proportion equation
1,352,203 : 2,028,624.60 = 441,380.68 : x - Step 2: Convert to fraction form
1,352,203/2,028,624.60 = 441,380.68/x - Step 3: Cross multiply
1,352,203x = 2,028,624.60 × 441,380.68 - Step 4: Simplify right side
1,352,203x = 895,395,705,412.73 - Step 5: Solve for x
x = 895,395,705,412.73/1,352,203 - Step 6: Final answer
x = 662,175.51
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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.