Home / 933,709.20-1,400,563.80-839,230.80

Finding the Fourth Proportional to 933,709.20, 1,400,563.80 and 839,230.80

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Solution

The fourth proportional to 933,709.20, 1,400,563.80 and 839,230.80 is: 1,258,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,709.20 : 1,400,563.80 = 839,230.80 : x
  2. Step 2: Convert to fraction form
    933,709.20/1,400,563.80 = 839,230.80/x
  3. Step 3: Cross multiply
    933,709.20x = 1,400,563.80 × 839,230.80
  4. Step 4: Simplify right side
    933,709.20x = 1,175,396,278,325.04
  5. Step 5: Solve for x
    x = 1,175,396,278,325.04/933,709.20
  6. Step 6: Final answer
    x = 1,258,846.20

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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.