Finding the Fourth Proportional to 2,449,581.15, 3,380,264.29 and 1,361,824.76
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Solution
The fourth proportional to 2,449,581.15, 3,380,264.29 and 1,361,824.76 is: 1,879,230.50
Step by Step Solution
- Step 1: Write the proportion equation
2,449,581.15 : 3,380,264.29 = 1,361,824.76 : x - Step 2: Convert to fraction form
2,449,581.15/3,380,264.29 = 1,361,824.76/x - Step 3: Cross multiply
2,449,581.15x = 3,380,264.29 × 1,361,824.76 - Step 4: Simplify right side
2,449,581.15x = 4,603,327,615,618.76 - Step 5: Solve for x
x = 4,603,327,615,618.76/2,449,581.15 - Step 6: Final answer
x = 1,879,230.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.