Finding the Fourth Proportional to 2,739,201.33, 3,781,308.53 and 1,637,021.57
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Solution
The fourth proportional to 2,739,201.33, 3,781,308.53 and 1,637,021.57 is: 2,259,813.31
Step by Step Solution
- Step 1: Write the proportion equation
2,739,201.33 : 3,781,308.53 = 1,637,021.57 : x - Step 2: Convert to fraction form
2,739,201.33/3,781,308.53 = 1,637,021.57/x - Step 3: Cross multiply
2,739,201.33x = 3,781,308.53 × 1,637,021.57 - Step 4: Simplify right side
2,739,201.33x = 6,190,083,618,249.89 - Step 5: Solve for x
x = 6,190,083,618,249.89/2,739,201.33 - Step 6: Final answer
x = 2,259,813.31
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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.