Home / 3,188,850.36-4,780,749.60-1,590,590.76

Finding the Fourth Proportional to 3,188,850.36, 4,780,749.60 and 1,590,590.76

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Solution

The fourth proportional to 3,188,850.36, 4,780,749.60 and 1,590,590.76 is: 2,384,626.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,850.36 : 4,780,749.60 = 1,590,590.76 : x
  2. Step 2: Convert to fraction form
    3,188,850.36/4,780,749.60 = 1,590,590.76/x
  3. Step 3: Cross multiply
    3,188,850.36x = 4,780,749.60 × 1,590,590.76
  4. Step 4: Simplify right side
    3,188,850.36x = 7,604,216,139,633.70
  5. Step 5: Solve for x
    x = 7,604,216,139,633.70/3,188,850.36
  6. Step 6: Final answer
    x = 2,384,626.21

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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.