Finding the Fourth Proportional to 3,968,165.60, 5,953,630.80 and 1,725,912.80
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Solution
The fourth proportional to 3,968,165.60, 5,953,630.80 and 1,725,912.80 is: 2,589,470.46
Step by Step Solution
- Step 1: Write the proportion equation
3,968,165.60 : 5,953,630.80 = 1,725,912.80 : x - Step 2: Convert to fraction form
3,968,165.60/5,953,630.80 = 1,725,912.80/x - Step 3: Cross multiply
3,968,165.60x = 5,953,630.80 × 1,725,912.80 - Step 4: Simplify right side
3,968,165.60x = 10,275,447,604,194.24 - Step 5: Solve for x
x = 10,275,447,604,194.24/3,968,165.60 - Step 6: Final answer
x = 2,589,470.46
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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.