Finding the Fourth Proportional to 994,421.19, 1,372,264.97 and 607,884
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Solution
The fourth proportional to 994,421.19, 1,372,264.97 and 607,884 is: 838,857.75
Step by Step Solution
- Step 1: Write the proportion equation
994,421.19 : 1,372,264.97 = 607,884 : x - Step 2: Convert to fraction form
994,421.19/1,372,264.97 = 607,884/x - Step 3: Cross multiply
994,421.19x = 1,372,264.97 × 607,884 - Step 4: Simplify right side
994,421.19x = 834,177,919,023.48 - Step 5: Solve for x
x = 834,177,919,023.48/994,421.19 - Step 6: Final answer
x = 838,857.75
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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.