Finding the Fourth Proportional to 2,632,374.75, 3,948,562.67 and 949,478.07
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Solution
The fourth proportional to 2,632,374.75, 3,948,562.67 and 949,478.07 is: 1,424,217.30
Step by Step Solution
- Step 1: Write the proportion equation
2,632,374.75 : 3,948,562.67 = 949,478.07 : x - Step 2: Convert to fraction form
2,632,374.75/3,948,562.67 = 949,478.07/x - Step 3: Cross multiply
2,632,374.75x = 3,948,562.67 × 949,478.07 - Step 4: Simplify right side
2,632,374.75x = 3,749,073,658,438.26 - Step 5: Solve for x
x = 3,749,073,658,438.26/2,632,374.75 - Step 6: Final answer
x = 1,424,217.30
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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.