Home / 1,011,783.75-1,396,279.82-552,917.66

Finding the Fourth Proportional to 1,011,783.75, 1,396,279.82 and 552,917.66

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Solution

The fourth proportional to 1,011,783.75, 1,396,279.82 and 552,917.66 is: 763,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,783.75 : 1,396,279.82 = 552,917.66 : x
  2. Step 2: Convert to fraction form
    1,011,783.75/1,396,279.82 = 552,917.66/x
  3. Step 3: Cross multiply
    1,011,783.75x = 1,396,279.82 × 552,917.66
  4. Step 4: Simplify right side
    1,011,783.75x = 772,027,761,033.63
  5. Step 5: Solve for x
    x = 772,027,761,033.63/1,011,783.75
  6. Step 6: Final answer
    x = 763,036.33

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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.