Finding the Fourth Proportional to 1,474,936.20, 2,035,606.06 and 830,481.97
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Solution
The fourth proportional to 1,474,936.20, 2,035,606.06 and 830,481.97 is: 1,146,174.41
Step by Step Solution
- Step 1: Write the proportion equation
1,474,936.20 : 2,035,606.06 = 830,481.97 : x - Step 2: Convert to fraction form
1,474,936.20/2,035,606.06 = 830,481.97/x - Step 3: Cross multiply
1,474,936.20x = 2,035,606.06 × 830,481.97 - Step 4: Simplify right side
1,474,936.20x = 1,690,534,130,852.74 - Step 5: Solve for x
x = 1,690,534,130,852.74/1,474,936.20 - Step 6: Final answer
x = 1,146,174.41
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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.