Finding the Fourth Proportional to 1,489,750.80, 2,234,626.20 and 591,406.80
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Solution
The fourth proportional to 1,489,750.80, 2,234,626.20 and 591,406.80 is: 887,110.20
Step by Step Solution
- Step 1: Write the proportion equation
1,489,750.80 : 2,234,626.20 = 591,406.80 : x - Step 2: Convert to fraction form
1,489,750.80/2,234,626.20 = 591,406.80/x - Step 3: Cross multiply
1,489,750.80x = 2,234,626.20 × 591,406.80 - Step 4: Simplify right side
1,489,750.80x = 1,321,573,130,138.16 - Step 5: Solve for x
x = 1,321,573,130,138.16/1,489,750.80 - Step 6: Final answer
x = 887,110.20
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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.