Home / 1,667,930.28-2,501,895.42-405,746.97

Finding the Fourth Proportional to 1,667,930.28, 2,501,895.42 and 405,746.97

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Solution

The fourth proportional to 1,667,930.28, 2,501,895.42 and 405,746.97 is: 608,620.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,930.28 : 2,501,895.42 = 405,746.97 : x
  2. Step 2: Convert to fraction form
    1,667,930.28/2,501,895.42 = 405,746.97/x
  3. Step 3: Cross multiply
    1,667,930.28x = 2,501,895.42 × 405,746.97
  4. Step 4: Simplify right side
    1,667,930.28x = 1,015,136,485,921.88
  5. Step 5: Solve for x
    x = 1,015,136,485,921.88/1,667,930.28
  6. Step 6: Final answer
    x = 608,620.46

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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.