Finding the Fourth Proportional to 4,801,778.92, 6,625,719.30 and 2,764,194.76
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Solution
The fourth proportional to 4,801,778.92, 6,625,719.30 and 2,764,194.76 is: 3,814,165.31
Step by Step Solution
- Step 1: Write the proportion equation
4,801,778.92 : 6,625,719.30 = 2,764,194.76 : x - Step 2: Convert to fraction form
4,801,778.92/6,625,719.30 = 2,764,194.76/x - Step 3: Cross multiply
4,801,778.92x = 6,625,719.30 × 2,764,194.76 - Step 4: Simplify right side
4,801,778.92x = 18,314,778,570,290.87 - Step 5: Solve for x
x = 18,314,778,570,290.87/4,801,778.92 - Step 6: Final answer
x = 3,814,165.31
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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.