Finding the Fourth Proportional to 1,628,375.79, 2,247,166.76 and 903,173.07
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Solution
The fourth proportional to 1,628,375.79, 2,247,166.76 and 903,173.07 is: 1,246,383.37
Step by Step Solution
- Step 1: Write the proportion equation
1,628,375.79 : 2,247,166.76 = 903,173.07 : x - Step 2: Convert to fraction form
1,628,375.79/2,247,166.76 = 903,173.07/x - Step 3: Cross multiply
1,628,375.79x = 2,247,166.76 × 903,173.07 - Step 4: Simplify right side
1,628,375.79x = 2,029,580,496,915.29 - Step 5: Solve for x
x = 2,029,580,496,915.29/1,628,375.79 - Step 6: Final answer
x = 1,246,383.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.