Home / 1,303,896.40-1,956,719.40-770,851.60

Finding the Fourth Proportional to 1,303,896.40, 1,956,719.40 and 770,851.60

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Solution

The fourth proportional to 1,303,896.40, 1,956,719.40 and 770,851.60 is: 1,156,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,896.40 : 1,956,719.40 = 770,851.60 : x
  2. Step 2: Convert to fraction form
    1,303,896.40/1,956,719.40 = 770,851.60/x
  3. Step 3: Cross multiply
    1,303,896.40x = 1,956,719.40 × 770,851.60
  4. Step 4: Simplify right side
    1,303,896.40x = 1,508,340,280,241.04
  5. Step 5: Solve for x
    x = 1,508,340,280,241.04/1,303,896.40
  6. Step 6: Final answer
    x = 1,156,794.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.