Home / 958,607.10-1,436,161.05-780,147.90

Finding the Fourth Proportional to 958,607.10, 1,436,161.05 and 780,147.90

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Solution

The fourth proportional to 958,607.10, 1,436,161.05 and 780,147.90 is: 1,168,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,607.10 : 1,436,161.05 = 780,147.90 : x
  2. Step 2: Convert to fraction form
    958,607.10/1,436,161.05 = 780,147.90/x
  3. Step 3: Cross multiply
    958,607.10x = 1,436,161.05 × 780,147.90
  4. Step 4: Simplify right side
    958,607.10x = 1,120,418,027,219.30
  5. Step 5: Solve for x
    x = 1,120,418,027,219.30/958,607.10
  6. Step 6: Final answer
    x = 1,168,797.96

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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.