Finding the Fourth Proportional to 1,402,765.97, 2,103,843.50 and 378,072.33
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Solution
The fourth proportional to 1,402,765.97, 2,103,843.50 and 378,072.33 is: 567,026.18
Step by Step Solution
- Step 1: Write the proportion equation
1,402,765.97 : 2,103,843.50 = 378,072.33 : x - Step 2: Convert to fraction form
1,402,765.97/2,103,843.50 = 378,072.33/x - Step 3: Cross multiply
1,402,765.97x = 2,103,843.50 × 378,072.33 - Step 4: Simplify right side
1,402,765.97x = 795,405,024,452.86 - Step 5: Solve for x
x = 795,405,024,452.86/1,402,765.97 - Step 6: Final answer
x = 567,026.18
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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.