Home / 1,331,733.87-1,999,022.35-573,949.30

Finding the Fourth Proportional to 1,331,733.87, 1,999,022.35 and 573,949.30

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Solution

The fourth proportional to 1,331,733.87, 1,999,022.35 and 573,949.30 is: 861,536.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,733.87 : 1,999,022.35 = 573,949.30 : x
  2. Step 2: Convert to fraction form
    1,331,733.87/1,999,022.35 = 573,949.30/x
  3. Step 3: Cross multiply
    1,331,733.87x = 1,999,022.35 × 573,949.30
  4. Step 4: Simplify right side
    1,331,733.87x = 1,147,337,481,683.07
  5. Step 5: Solve for x
    x = 1,147,337,481,683.07/1,331,733.87
  6. Step 6: Final answer
    x = 861,536.61

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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.