Finding the Fourth Proportional to 1,762,621.75, 2,432,433.41 and 957,805.75
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Solution
The fourth proportional to 1,762,621.75, 2,432,433.41 and 957,805.75 is: 1,321,780.30
Step by Step Solution
- Step 1: Write the proportion equation
1,762,621.75 : 2,432,433.41 = 957,805.75 : x - Step 2: Convert to fraction form
1,762,621.75/2,432,433.41 = 957,805.75/x - Step 3: Cross multiply
1,762,621.75x = 2,432,433.41 × 957,805.75 - Step 4: Simplify right side
1,762,621.75x = 2,329,798,706,590.11 - Step 5: Solve for x
x = 2,329,798,706,590.11/1,762,621.75 - Step 6: Final answer
x = 1,321,780.30
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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.