Finding the Fourth Proportional to 1,448,984.90, 2,173,727.87 and 489,447.49
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Solution
The fourth proportional to 1,448,984.90, 2,173,727.87 and 489,447.49 is: 734,255.86
Step by Step Solution
- Step 1: Write the proportion equation
1,448,984.90 : 2,173,727.87 = 489,447.49 : x - Step 2: Convert to fraction form
1,448,984.90/2,173,727.87 = 489,447.49/x - Step 3: Cross multiply
1,448,984.90x = 2,173,727.87 × 489,447.49 - Step 4: Simplify right side
1,448,984.90x = 1,063,925,656,572.48 - Step 5: Solve for x
x = 1,063,925,656,572.48/1,448,984.90 - Step 6: Final answer
x = 734,255.86
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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.