Finding the Fourth Proportional to 3,360,917.98, 5,040,141.78 and 1,201,360.34
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Solution
The fourth proportional to 3,360,917.98, 5,040,141.78 and 1,201,360.34 is: 1,801,598.99
Step by Step Solution
- Step 1: Write the proportion equation
3,360,917.98 : 5,040,141.78 = 1,201,360.34 : x - Step 2: Convert to fraction form
3,360,917.98/5,040,141.78 = 1,201,360.34/x - Step 3: Cross multiply
3,360,917.98x = 5,040,141.78 × 1,201,360.34 - Step 4: Simplify right side
3,360,917.98x = 6,055,026,442,469.01 - Step 5: Solve for x
x = 6,055,026,442,469.01/3,360,917.98 - Step 6: Final answer
x = 1,801,598.99
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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.