Finding the Fourth Proportional to 2,838,976.03, 4,259,135.28 and 919,884.07
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Solution
The fourth proportional to 2,838,976.03, 4,259,135.28 and 919,884.07 is: 1,380,043.60
Step by Step Solution
- Step 1: Write the proportion equation
2,838,976.03 : 4,259,135.28 = 919,884.07 : x - Step 2: Convert to fraction form
2,838,976.03/4,259,135.28 = 919,884.07/x - Step 3: Cross multiply
2,838,976.03x = 4,259,135.28 × 919,884.07 - Step 4: Simplify right side
2,838,976.03x = 3,917,910,696,046.99 - Step 5: Solve for x
x = 3,917,910,696,046.99/2,838,976.03 - Step 6: Final answer
x = 1,380,043.60
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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.