Home / 1,667,987.24-2,302,025.27-1,087,830.81

Finding the Fourth Proportional to 1,667,987.24, 2,302,025.27 and 1,087,830.81

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Solution

The fourth proportional to 1,667,987.24, 2,302,025.27 and 1,087,830.81 is: 1,501,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,987.24 : 2,302,025.27 = 1,087,830.81 : x
  2. Step 2: Convert to fraction form
    1,667,987.24/2,302,025.27 = 1,087,830.81/x
  3. Step 3: Cross multiply
    1,667,987.24x = 2,302,025.27 × 1,087,830.81
  4. Step 4: Simplify right side
    1,667,987.24x = 2,504,214,008,665.42
  5. Step 5: Solve for x
    x = 2,504,214,008,665.42/1,667,987.24
  6. Step 6: Final answer
    x = 1,501,338.83

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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.