Finding the Fourth Proportional to 1,922,481.80, 2,883,722.70 and 927,153.80
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Solution
The fourth proportional to 1,922,481.80, 2,883,722.70 and 927,153.80 is: 1,390,730.70
Step by Step Solution
- Step 1: Write the proportion equation
1,922,481.80 : 2,883,722.70 = 927,153.80 : x - Step 2: Convert to fraction form
1,922,481.80/2,883,722.70 = 927,153.80/x - Step 3: Cross multiply
1,922,481.80x = 2,883,722.70 × 927,153.80 - Step 4: Simplify right side
1,922,481.80x = 2,673,654,459,451.26 - Step 5: Solve for x
x = 2,673,654,459,451.26/1,922,481.80 - Step 6: Final answer
x = 1,390,730.70
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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.