Finding the Fourth Proportional to 2,722,276.53, 4,078,921.68 and 1,581,837.48
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Solution
The fourth proportional to 2,722,276.53, 4,078,921.68 and 1,581,837.48 is: 2,370,145.40
Step by Step Solution
- Step 1: Write the proportion equation
2,722,276.53 : 4,078,921.68 = 1,581,837.48 : x - Step 2: Convert to fraction form
2,722,276.53/4,078,921.68 = 1,581,837.48/x - Step 3: Cross multiply
2,722,276.53x = 4,078,921.68 × 1,581,837.48 - Step 4: Simplify right side
2,722,276.53x = 6,452,191,191,408.57 - Step 5: Solve for x
x = 6,452,191,191,408.57/2,722,276.53 - Step 6: Final answer
x = 2,370,145.40
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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.