Finding the Fourth Proportional to 1,101,550.39, 1,652,492.34 and 391,409.62
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Solution
The fourth proportional to 1,101,550.39, 1,652,492.34 and 391,409.62 is: 587,173.68
Step by Step Solution
- Step 1: Write the proportion equation
1,101,550.39 : 1,652,492.34 = 391,409.62 : x - Step 2: Convert to fraction form
1,101,550.39/1,652,492.34 = 391,409.62/x - Step 3: Cross multiply
1,101,550.39x = 1,652,492.34 × 391,409.62 - Step 4: Simplify right side
1,101,550.39x = 646,801,394,721.08 - Step 5: Solve for x
x = 646,801,394,721.08/1,101,550.39 - Step 6: Final answer
x = 587,173.68
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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.