Home / 1,365,380.56-2,047,396.84-418,522.96

Finding the Fourth Proportional to 1,365,380.56, 2,047,396.84 and 418,522.96

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Solution

The fourth proportional to 1,365,380.56, 2,047,396.84 and 418,522.96 is: 627,577.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,380.56 : 2,047,396.84 = 418,522.96 : x
  2. Step 2: Convert to fraction form
    1,365,380.56/2,047,396.84 = 418,522.96/x
  3. Step 3: Cross multiply
    1,365,380.56x = 2,047,396.84 × 418,522.96
  4. Step 4: Simplify right side
    1,365,380.56x = 856,882,585,771.45
  5. Step 5: Solve for x
    x = 856,882,585,771.45/1,365,380.56
  6. Step 6: Final answer
    x = 627,577.84

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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.