Finding the Fourth Proportional to 2,340,753.84, 3,230,503.02 and 1,322,224.20
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Solution
The fourth proportional to 2,340,753.84, 3,230,503.02 and 1,322,224.20 is: 1,824,817.80
Step by Step Solution
- Step 1: Write the proportion equation
2,340,753.84 : 3,230,503.02 = 1,322,224.20 : x - Step 2: Convert to fraction form
2,340,753.84/3,230,503.02 = 1,322,224.20/x - Step 3: Cross multiply
2,340,753.84x = 3,230,503.02 × 1,322,224.20 - Step 4: Simplify right side
2,340,753.84x = 4,271,449,271,217.08 - Step 5: Solve for x
x = 4,271,449,271,217.08/2,340,753.84 - Step 6: Final answer
x = 1,824,817.80
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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.