Home / 3,835,640.36-5,751,964.74-1,438,178.60

Finding the Fourth Proportional to 3,835,640.36, 5,751,964.74 and 1,438,178.60

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Solution

The fourth proportional to 3,835,640.36, 5,751,964.74 and 1,438,178.60 is: 2,156,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835,640.36 : 5,751,964.74 = 1,438,178.60 : x
  2. Step 2: Convert to fraction form
    3,835,640.36/5,751,964.74 = 1,438,178.60/x
  3. Step 3: Cross multiply
    3,835,640.36x = 5,751,964.74 × 1,438,178.60
  4. Step 4: Simplify right side
    3,835,640.36x = 8,272,352,597,022.57
  5. Step 5: Solve for x
    x = 8,272,352,597,022.57/3,835,640.36
  6. Step 6: Final answer
    x = 2,156,707.05

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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.