Home / 3,286,667.10-4,930,000.65-1,157,079.90

Finding the Fourth Proportional to 3,286,667.10, 4,930,000.65 and 1,157,079.90

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Solution

The fourth proportional to 3,286,667.10, 4,930,000.65 and 1,157,079.90 is: 1,735,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,667.10 : 4,930,000.65 = 1,157,079.90 : x
  2. Step 2: Convert to fraction form
    3,286,667.10/4,930,000.65 = 1,157,079.90/x
  3. Step 3: Cross multiply
    3,286,667.10x = 4,930,000.65 × 1,157,079.90
  4. Step 4: Simplify right side
    3,286,667.10x = 5,704,404,659,101.94
  5. Step 5: Solve for x
    x = 5,704,404,659,101.94/3,286,667.10
  6. Step 6: Final answer
    x = 1,735,619.85

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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.