Home / 1,568,706.30-2,353,059.45-770,499.90

Finding the Fourth Proportional to 1,568,706.30, 2,353,059.45 and 770,499.90

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Solution

The fourth proportional to 1,568,706.30, 2,353,059.45 and 770,499.90 is: 1,155,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,706.30 : 2,353,059.45 = 770,499.90 : x
  2. Step 2: Convert to fraction form
    1,568,706.30/2,353,059.45 = 770,499.90/x
  3. Step 3: Cross multiply
    1,568,706.30x = 2,353,059.45 × 770,499.90
  4. Step 4: Simplify right side
    1,568,706.30x = 1,813,032,070,919.06
  5. Step 5: Solve for x
    x = 1,813,032,070,919.06/1,568,706.30
  6. Step 6: Final answer
    x = 1,155,749.85

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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.