Home / 1,339,648.35-1,848,707.19-727,796.22

Finding the Fourth Proportional to 1,339,648.35, 1,848,707.19 and 727,796.22

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Solution

The fourth proportional to 1,339,648.35, 1,848,707.19 and 727,796.22 is: 1,004,354.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,648.35 : 1,848,707.19 = 727,796.22 : x
  2. Step 2: Convert to fraction form
    1,339,648.35/1,848,707.19 = 727,796.22/x
  3. Step 3: Cross multiply
    1,339,648.35x = 1,848,707.19 × 727,796.22
  4. Step 4: Simplify right side
    1,339,648.35x = 1,345,482,104,768.82
  5. Step 5: Solve for x
    x = 1,345,482,104,768.82/1,339,648.35
  6. Step 6: Final answer
    x = 1,004,354.69

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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.