Finding the Fourth Proportional to 1,361,984.42, 1,879,515.30 and 750,194.48
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Solution
The fourth proportional to 1,361,984.42, 1,879,515.30 and 750,194.48 is: 1,035,255.60
Step by Step Solution
- Step 1: Write the proportion equation
1,361,984.42 : 1,879,515.30 = 750,194.48 : x - Step 2: Convert to fraction form
1,361,984.42/1,879,515.30 = 750,194.48/x - Step 3: Cross multiply
1,361,984.42x = 1,879,515.30 × 750,194.48 - Step 4: Simplify right side
1,361,984.42x = 1,410,002,003,135.54 - Step 5: Solve for x
x = 1,410,002,003,135.54/1,361,984.42 - Step 6: Final answer
x = 1,035,255.60
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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.