Finding the Fourth Proportional to 1,762,720.60, 2,644,469.70 and 564,698.20
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Solution
The fourth proportional to 1,762,720.60, 2,644,469.70 and 564,698.20 is: 847,171.85
Step by Step Solution
- Step 1: Write the proportion equation
1,762,720.60 : 2,644,469.70 = 564,698.20 : x - Step 2: Convert to fraction form
1,762,720.60/2,644,469.70 = 564,698.20/x - Step 3: Cross multiply
1,762,720.60x = 2,644,469.70 × 564,698.20 - Step 4: Simplify right side
1,762,720.60x = 1,493,327,279,544.54 - Step 5: Solve for x
x = 1,493,327,279,544.54/1,762,720.60 - Step 6: Final answer
x = 847,171.85
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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.