Finding the Fourth Proportional to 1,626,825.26, 2,440,246.55 and 489,579.67
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Solution
The fourth proportional to 1,626,825.26, 2,440,246.55 and 489,579.67 is: 734,372.11
Step by Step Solution
- Step 1: Write the proportion equation
1,626,825.26 : 2,440,246.55 = 489,579.67 : x - Step 2: Convert to fraction form
1,626,825.26/2,440,246.55 = 489,579.67/x - Step 3: Cross multiply
1,626,825.26x = 2,440,246.55 × 489,579.67 - Step 4: Simplify right side
1,626,825.26x = 1,194,695,104,023.93 - Step 5: Solve for x
x = 1,194,695,104,023.93/1,626,825.26 - Step 6: Final answer
x = 734,372.11
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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.