Home / 3,230,999.20-4,837,167.60-1,971,287.20

Finding the Fourth Proportional to 3,230,999.20, 4,837,167.60 and 1,971,287.20

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Solution

The fourth proportional to 3,230,999.20, 4,837,167.60 and 1,971,287.20 is: 2,951,237.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,999.20 : 4,837,167.60 = 1,971,287.20 : x
  2. Step 2: Convert to fraction form
    3,230,999.20/4,837,167.60 = 1,971,287.20/x
  3. Step 3: Cross multiply
    3,230,999.20x = 4,837,167.60 × 1,971,287.20
  4. Step 4: Simplify right side
    3,230,999.20x = 9,535,446,574,134.72
  5. Step 5: Solve for x
    x = 9,535,446,574,134.72/3,230,999.20
  6. Step 6: Final answer
    x = 2,951,237.68

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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.