Home / 2,051,983.60-3,078,312.36-632,039.92

Finding the Fourth Proportional to 2,051,983.60, 3,078,312.36 and 632,039.92

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Solution

The fourth proportional to 2,051,983.60, 3,078,312.36 and 632,039.92 is: 948,163.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,983.60 : 3,078,312.36 = 632,039.92 : x
  2. Step 2: Convert to fraction form
    2,051,983.60/3,078,312.36 = 632,039.92/x
  3. Step 3: Cross multiply
    2,051,983.60x = 3,078,312.36 × 632,039.92
  4. Step 4: Simplify right side
    2,051,983.60x = 1,945,616,297,749.41
  5. Step 5: Solve for x
    x = 1,945,616,297,749.41/2,051,983.60
  6. Step 6: Final answer
    x = 948,163.67

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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.