Home / 3,782,023.12-5,219,438.52-2,150,582.32

Finding the Fourth Proportional to 3,782,023.12, 5,219,438.52 and 2,150,582.32

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Solution

The fourth proportional to 3,782,023.12, 5,219,438.52 and 2,150,582.32 is: 2,967,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,023.12 : 5,219,438.52 = 2,150,582.32 : x
  2. Step 2: Convert to fraction form
    3,782,023.12/5,219,438.52 = 2,150,582.32/x
  3. Step 3: Cross multiply
    3,782,023.12x = 5,219,438.52 × 2,150,582.32
  4. Step 4: Simplify right side
    3,782,023.12x = 11,224,832,201,438.96
  5. Step 5: Solve for x
    x = 11,224,832,201,438.96/3,782,023.12
  6. Step 6: Final answer
    x = 2,967,943.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.