Home / 1,135,833.40-1,567,667.82-683,270.20

Finding the Fourth Proportional to 1,135,833.40, 1,567,667.82 and 683,270.20

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Solution

The fourth proportional to 1,135,833.40, 1,567,667.82 and 683,270.20 is: 943,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,833.40 : 1,567,667.82 = 683,270.20 : x
  2. Step 2: Convert to fraction form
    1,135,833.40/1,567,667.82 = 683,270.20/x
  3. Step 3: Cross multiply
    1,135,833.40x = 1,567,667.82 × 683,270.20
  4. Step 4: Simplify right side
    1,135,833.40x = 1,071,140,704,904.96
  5. Step 5: Solve for x
    x = 1,071,140,704,904.96/1,135,833.40
  6. Step 6: Final answer
    x = 943,043.85

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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.