Home / 1,787,273.60-2,682,820.32-723,011.36

Finding the Fourth Proportional to 1,787,273.60, 2,682,820.32 and 723,011.36

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Solution

The fourth proportional to 1,787,273.60, 2,682,820.32 and 723,011.36 is: 1,085,289.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,273.60 : 2,682,820.32 = 723,011.36 : x
  2. Step 2: Convert to fraction form
    1,787,273.60/2,682,820.32 = 723,011.36/x
  3. Step 3: Cross multiply
    1,787,273.60x = 2,682,820.32 × 723,011.36
  4. Step 4: Simplify right side
    1,787,273.60x = 1,939,709,568,198.84
  5. Step 5: Solve for x
    x = 1,939,709,568,198.84/1,787,273.60
  6. Step 6: Final answer
    x = 1,085,289.67

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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.