Finding the Fourth Proportional to 1,743,882.44, 2,406,783.28 and 979,936.07
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Solution
The fourth proportional to 1,743,882.44, 2,406,783.28 and 979,936.07 is: 1,352,438.50
Step by Step Solution
- Step 1: Write the proportion equation
1,743,882.44 : 2,406,783.28 = 979,936.07 : x - Step 2: Convert to fraction form
1,743,882.44/2,406,783.28 = 979,936.07/x - Step 3: Cross multiply
1,743,882.44x = 2,406,783.28 × 979,936.07 - Step 4: Simplify right side
1,743,882.44x = 2,358,493,745,177.79 - Step 5: Solve for x
x = 2,358,493,745,177.79/1,743,882.44 - Step 6: Final answer
x = 1,352,438.50
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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.