Finding the Fourth Proportional to 2,589,765.20, 3,883,265.40 and 1,092,165.20
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Solution
The fourth proportional to 2,589,765.20, 3,883,265.40 and 1,092,165.20 is: 1,637,664.81
Step by Step Solution
- Step 1: Write the proportion equation
2,589,765.20 : 3,883,265.40 = 1,092,165.20 : x - Step 2: Convert to fraction form
2,589,765.20/3,883,265.40 = 1,092,165.20/x - Step 3: Cross multiply
2,589,765.20x = 3,883,265.40 × 1,092,165.20 - Step 4: Simplify right side
2,589,765.20x = 4,241,167,332,244.08 - Step 5: Solve for x
x = 4,241,167,332,244.08/2,589,765.20 - Step 6: Final answer
x = 1,637,664.81
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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.