Home / 1,347,556.30-2,021,626.05-401,022.70

Finding the Fourth Proportional to 1,347,556.30, 2,021,626.05 and 401,022.70

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Solution

The fourth proportional to 1,347,556.30, 2,021,626.05 and 401,022.70 is: 601,620.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,556.30 : 2,021,626.05 = 401,022.70 : x
  2. Step 2: Convert to fraction form
    1,347,556.30/2,021,626.05 = 401,022.70/x
  3. Step 3: Cross multiply
    1,347,556.30x = 2,021,626.05 × 401,022.70
  4. Step 4: Simplify right side
    1,347,556.30x = 810,717,936,961.34
  5. Step 5: Solve for x
    x = 810,717,936,961.34/1,347,556.30
  6. Step 6: Final answer
    x = 601,620.83

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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.