Home / 1,051,716.39-1,453,820.37-938,120.88

Finding the Fourth Proportional to 1,051,716.39, 1,453,820.37 and 938,120.88

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Solution

The fourth proportional to 1,051,716.39, 1,453,820.37 and 938,120.88 is: 1,296,793.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,716.39 : 1,453,820.37 = 938,120.88 : x
  2. Step 2: Convert to fraction form
    1,051,716.39/1,453,820.37 = 938,120.88/x
  3. Step 3: Cross multiply
    1,051,716.39x = 1,453,820.37 × 938,120.88
  4. Step 4: Simplify right side
    1,051,716.39x = 1,363,859,244,866.33
  5. Step 5: Solve for x
    x = 1,363,859,244,866.33/1,051,716.39
  6. Step 6: Final answer
    x = 1,296,793.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.