Finding the Fourth Proportional to 1,201,512.26, 1,801,988.01 and 348,354.92
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Solution
The fourth proportional to 1,201,512.26, 1,801,988.01 and 348,354.92 is: 522,451.08
Step by Step Solution
- Step 1: Write the proportion equation
1,201,512.26 : 1,801,988.01 = 348,354.92 : x - Step 2: Convert to fraction form
1,201,512.26/1,801,988.01 = 348,354.92/x - Step 3: Cross multiply
1,201,512.26x = 1,801,988.01 × 348,354.92 - Step 4: Simplify right side
1,201,512.26x = 627,731,380,054.57 - Step 5: Solve for x
x = 627,731,380,054.57/1,201,512.26 - Step 6: Final answer
x = 522,451.08
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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.