Home / 1,070,833.81-1,605,734.04-621,667.75

Finding the Fourth Proportional to 1,070,833.81, 1,605,734.04 and 621,667.75

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Solution

The fourth proportional to 1,070,833.81, 1,605,734.04 and 621,667.75 is: 932,201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,833.81 : 1,605,734.04 = 621,667.75 : x
  2. Step 2: Convert to fraction form
    1,070,833.81/1,605,734.04 = 621,667.75/x
  3. Step 3: Cross multiply
    1,070,833.81x = 1,605,734.04 × 621,667.75
  4. Step 4: Simplify right side
    1,070,833.81x = 998,233,067,745.21
  5. Step 5: Solve for x
    x = 998,233,067,745.21/1,070,833.81
  6. Step 6: Final answer
    x = 932,201.67

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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.