Home / 1,667,107.81-2,500,661.75-404,926.93

Finding the Fourth Proportional to 1,667,107.81, 2,500,661.75 and 404,926.93

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Solution

The fourth proportional to 1,667,107.81, 2,500,661.75 and 404,926.93 is: 607,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,107.81 : 2,500,661.75 = 404,926.93 : x
  2. Step 2: Convert to fraction form
    1,667,107.81/2,500,661.75 = 404,926.93/x
  3. Step 3: Cross multiply
    1,667,107.81x = 2,500,661.75 × 404,926.93
  4. Step 4: Simplify right side
    1,667,107.81x = 1,012,585,285,395.93
  5. Step 5: Solve for x
    x = 1,012,585,285,395.93/1,667,107.81
  6. Step 6: Final answer
    x = 607,390.40

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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.