Home / 2,667,427.57-3,999,129.30-869,237.29

Finding the Fourth Proportional to 2,667,427.57, 3,999,129.30 and 869,237.29

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Solution

The fourth proportional to 2,667,427.57, 3,999,129.30 and 869,237.29 is: 1,303,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,427.57 : 3,999,129.30 = 869,237.29 : x
  2. Step 2: Convert to fraction form
    2,667,427.57/3,999,129.30 = 869,237.29/x
  3. Step 3: Cross multiply
    2,667,427.57x = 3,999,129.30 × 869,237.29
  4. Step 4: Simplify right side
    2,667,427.57x = 3,476,192,320,090.51
  5. Step 5: Solve for x
    x = 3,476,192,320,090.51/2,667,427.57
  6. Step 6: Final answer
    x = 1,303,200.27

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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.