Finding the Fourth Proportional to 1,763,517.93, 2,433,879.87 and 1,038,433.12
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Solution
The fourth proportional to 1,763,517.93, 2,433,879.87 and 1,038,433.12 is: 1,433,170.26
Step by Step Solution
- Step 1: Write the proportion equation
1,763,517.93 : 2,433,879.87 = 1,038,433.12 : x - Step 2: Convert to fraction form
1,763,517.93/2,433,879.87 = 1,038,433.12/x - Step 3: Cross multiply
1,763,517.93x = 2,433,879.87 × 1,038,433.12 - Step 4: Simplify right side
1,763,517.93x = 2,527,421,449,747.73 - Step 5: Solve for x
x = 2,527,421,449,747.73/1,763,517.93 - Step 6: Final answer
x = 1,433,170.26
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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.