Finding the Fourth Proportional to 1,664,879.64, 2,297,637.96 and 939,850.20
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Solution
The fourth proportional to 1,664,879.64, 2,297,637.96 and 939,850.20 is: 1,297,052.02
Step by Step Solution
- Step 1: Write the proportion equation
1,664,879.64 : 2,297,637.96 = 939,850.20 : x - Step 2: Convert to fraction form
1,664,879.64/2,297,637.96 = 939,850.20/x - Step 3: Cross multiply
1,664,879.64x = 2,297,637.96 × 939,850.20 - Step 4: Simplify right side
1,664,879.64x = 2,159,435,496,233.59 - Step 5: Solve for x
x = 2,159,435,496,233.59/1,664,879.64 - Step 6: Final answer
x = 1,297,052.02
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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.