Home / 1,331,733.69-1,999,022.07-573,949.13

Finding the Fourth Proportional to 1,331,733.69, 1,999,022.07 and 573,949.13

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Solution

The fourth proportional to 1,331,733.69, 1,999,022.07 and 573,949.13 is: 861,536.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,733.69 : 1,999,022.07 = 573,949.13 : x
  2. Step 2: Convert to fraction form
    1,331,733.69/1,999,022.07 = 573,949.13/x
  3. Step 3: Cross multiply
    1,331,733.69x = 1,999,022.07 × 573,949.13
  4. Step 4: Simplify right side
    1,331,733.69x = 1,147,336,967,932.19
  5. Step 5: Solve for x
    x = 1,147,336,967,932.19/1,331,733.69
  6. Step 6: Final answer
    x = 861,536.34

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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.