Finding the Fourth Proportional to 1,092,212.53, 1,638,317.37 and 293,494.08
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Solution
The fourth proportional to 1,092,212.53, 1,638,317.37 and 293,494.08 is: 440,240.74
Step by Step Solution
- Step 1: Write the proportion equation
1,092,212.53 : 1,638,317.37 = 293,494.08 : x - Step 2: Convert to fraction form
1,092,212.53/1,638,317.37 = 293,494.08/x - Step 3: Cross multiply
1,092,212.53x = 1,638,317.37 × 293,494.08 - Step 4: Simplify right side
1,092,212.53x = 480,836,449,256.17 - Step 5: Solve for x
x = 480,836,449,256.17/1,092,212.53 - Step 6: Final answer
x = 440,240.74
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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.